29887260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38317}}^1$

素因数の和:38342

約数の個数: 48

約数和(自身を含む): 90123936

約数和(自身を除く): 60236676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 38317, 76634, 114951, 153268, 191585, 229902, 383170, 459804, 498121, 574755, 766340, 996242, 1149510, 1494363, 1992484, 2299020, 2490605, 2988726, 4981210, 5977452, 7471815, 9962420, 14943630, 29887260]

約数ペア:

[(1, 29887260), (2, 14943630), (3, 9962420), (4, 7471815), (5, 5977452), (6, 4981210), (10, 2988726), (12, 2490605), (13, 2299020), (15, 1992484), (20, 1494363), (26, 1149510), (30, 996242), (39, 766340), (52, 574755), (60, 498121), (65, 459804), (78, 383170), (130, 229902), (156, 191585), (195, 153268), (260, 114951), (390, 76634), (780, 38317)]