3109080

素因数分解:

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

素因数の和:2020

約数の個数: 64

約数和(自身を含む): 10049760

約数和(自身を除く): 6940680

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, 195, 260, 312, 390, 520, 780, 1560, 1993, 3986, 5979, 7972, 9965, 11958, 15944, 19930, 23916, 25909, 29895, 39860, 47832, 51818, 59790, 77727, 79720, 103636, 119580, 129545, 155454, 207272, 239160, 259090, 310908, 388635, 518180, 621816, 777270, 1036360, 1554540, 3109080]

約数ペア:

[(1, 3109080), (2, 1554540), (3, 1036360), (4, 777270), (5, 621816), (6, 518180), (8, 388635), (10, 310908), (12, 259090), (13, 239160), (15, 207272), (20, 155454), (24, 129545), (26, 119580), (30, 103636), (39, 79720), (40, 77727), (52, 59790), (60, 51818), (65, 47832), (78, 39860), (104, 29895), (120, 25909), (130, 23916), (156, 19930), (195, 15944), (260, 11958), (312, 9965), (390, 7972), (520, 5979), (780, 3986), (1560, 1993)]