12976340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 30376080

約数和(自身を除く): 17399740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1721, 1885, 3442, 3770, 6884, 7540, 8605, 17210, 22373, 34420, 44746, 49909, 89492, 99818, 111865, 199636, 223730, 249545, 447460, 499090, 648817, 998180, 1297634, 2595268, 3244085, 6488170, 12976340]

約数ペア:

[(1, 12976340), (2, 6488170), (4, 3244085), (5, 2595268), (10, 1297634), (13, 998180), (20, 648817), (26, 499090), (29, 447460), (52, 249545), (58, 223730), (65, 199636), (116, 111865), (130, 99818), (145, 89492), (260, 49909), (290, 44746), (377, 34420), (580, 22373), (754, 17210), (1508, 8605), (1721, 7540), (1885, 6884), (3442, 3770)]