20139919020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{10799}}^1$

素因数の和:11624

約数の個数: 144

約数和(自身を含む): 65879049600

約数和(自身を除く): 45739130580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 797, 1170, 1594, 2340, 2391, 3188, 3985, 4782, 7173, 7970, 9564, 10361, 10799, 11955, 14346, 15940, 20722, 21598, 23910, 28692, 31083, 32397, 35865, 41444, 43196, 47820, 51805, 53995, 62166, 64794, 71730, 93249, 97191, 103610, 107990, 124332, 129588, 140387, 143460, 155415, 161985, 186498, 194382, 207220, 215980, 280774, 310830, 323970, 372996, 388764, 421161, 466245, 485955, 561548, 621660, 647940, 701935, 842322, 932490, 971910, 1263483, 1403870, 1684644, 1864980, 1943820, 2105805, 2526966, 2807740, 4211610, 5053932, 6317415, 8423220, 8606803, 12634830, 17213606, 25269660, 25820409, 34427212, 43034015, 51640818, 77461227, 86068030, 103281636, 111888439, 129102045, 154922454, 172136060, 223776878, 258204090, 309844908, 335665317, 387306135, 447553756, 516408180, 559442195, 671330634, 774612270, 1006995951, 1118884390, 1342661268, 1549224540, 1678326585, 2013991902, 2237768780, 3356653170, 4027983804, 5034979755, 6713306340, 10069959510, 20139919020]

約数ペア:

[(1, 20139919020), (2, 10069959510), (3, 6713306340), (4, 5034979755), (5, 4027983804), (6, 3356653170), (9, 2237768780), (10, 2013991902), (12, 1678326585), (13, 1549224540), (15, 1342661268), (18, 1118884390), (20, 1006995951), (26, 774612270), (30, 671330634), (36, 559442195), (39, 516408180), (45, 447553756), (52, 387306135), (60, 335665317), (65, 309844908), (78, 258204090), (90, 223776878), (117, 172136060), (130, 154922454), (156, 129102045), (180, 111888439), (195, 103281636), (234, 86068030), (260, 77461227), (390, 51640818), (468, 43034015), (585, 34427212), (780, 25820409), (797, 25269660), (1170, 17213606), (1594, 12634830), (2340, 8606803), (2391, 8423220), (3188, 6317415), (3985, 5053932), (4782, 4211610), (7173, 2807740), (7970, 2526966), (9564, 2105805), (10361, 1943820), (10799, 1864980), (11955, 1684644), (14346, 1403870), (15940, 1263483), (20722, 971910), (21598, 932490), (23910, 842322), (28692, 701935), (31083, 647940), (32397, 621660), (35865, 561548), (41444, 485955), (43196, 466245), (47820, 421161), (51805, 388764), (53995, 372996), (62166, 323970), (64794, 310830), (71730, 280774), (93249, 215980), (97191, 207220), (103610, 194382), (107990, 186498), (124332, 161985), (129588, 155415), (140387, 143460)]