40418040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1993}}^1$

素因数の和:2033

約数の個数: 96

約数和(自身を含む): 131364720

約数和(自身を除く): 90946680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1560, 1690, 1993, 2028, 2535, 3380, 3986, 4056, 5070, 5979, 6760, 7972, 9965, 10140, 11958, 15944, 19930, 20280, 23916, 25909, 29895, 39860, 47832, 51818, 59790, 77727, 79720, 103636, 119580, 129545, 155454, 207272, 239160, 259090, 310908, 336817, 388635, 518180, 621816, 673634, 777270, 1010451, 1036360, 1347268, 1554540, 1684085, 2020902, 2694536, 3109080, 3368170, 4041804, 5052255, 6736340, 8083608, 10104510, 13472680, 20209020, 40418040]

約数ペア:

[(1, 40418040), (2, 20209020), (3, 13472680), (4, 10104510), (5, 8083608), (6, 6736340), (8, 5052255), (10, 4041804), (12, 3368170), (13, 3109080), (15, 2694536), (20, 2020902), (24, 1684085), (26, 1554540), (30, 1347268), (39, 1036360), (40, 1010451), (52, 777270), (60, 673634), (65, 621816), (78, 518180), (104, 388635), (120, 336817), (130, 310908), (156, 259090), (169, 239160), (195, 207272), (260, 155454), (312, 129545), (338, 119580), (390, 103636), (507, 79720), (520, 77727), (676, 59790), (780, 51818), (845, 47832), (1014, 39860), (1352, 29895), (1560, 25909), (1690, 23916), (1993, 20280), (2028, 19930), (2535, 15944), (3380, 11958), (3986, 10140), (4056, 9965), (5070, 7972), (5979, 6760)]