10872940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 27095040

約数和(自身を除く): 16222100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 71, 76, 95, 124, 130, 142, 155, 190, 247, 260, 284, 310, 355, 380, 403, 494, 589, 620, 710, 806, 923, 988, 1178, 1235, 1349, 1420, 1612, 1846, 2015, 2201, 2356, 2470, 2698, 2945, 3692, 4030, 4402, 4615, 4940, 5396, 5890, 6745, 7657, 8060, 8804, 9230, 11005, 11780, 13490, 15314, 17537, 18460, 22010, 26980, 28613, 30628, 35074, 38285, 41819, 44020, 57226, 70148, 76570, 83638, 87685, 114452, 143065, 153140, 167276, 175370, 209095, 286130, 350740, 418190, 543647, 572260, 836380, 1087294, 2174588, 2718235, 5436470, 10872940]

約数ペア:

[(1, 10872940), (2, 5436470), (4, 2718235), (5, 2174588), (10, 1087294), (13, 836380), (19, 572260), (20, 543647), (26, 418190), (31, 350740), (38, 286130), (52, 209095), (62, 175370), (65, 167276), (71, 153140), (76, 143065), (95, 114452), (124, 87685), (130, 83638), (142, 76570), (155, 70148), (190, 57226), (247, 44020), (260, 41819), (284, 38285), (310, 35074), (355, 30628), (380, 28613), (403, 26980), (494, 22010), (589, 18460), (620, 17537), (710, 15314), (806, 13490), (923, 11780), (988, 11005), (1178, 9230), (1235, 8804), (1349, 8060), (1420, 7657), (1612, 6745), (1846, 5890), (2015, 5396), (2201, 4940), (2356, 4615), (2470, 4402), (2698, 4030), (2945, 3692)]