13277420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 30293760

約数和(自身を除く): 17016340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 229, 260, 446, 458, 892, 916, 1115, 1145, 2230, 2290, 2899, 2977, 4460, 4580, 5798, 5954, 11596, 11908, 14495, 14885, 28990, 29770, 51067, 57980, 59540, 102134, 204268, 255335, 510670, 663871, 1021340, 1327742, 2655484, 3319355, 6638710, 13277420]

約数ペア:

[(1, 13277420), (2, 6638710), (4, 3319355), (5, 2655484), (10, 1327742), (13, 1021340), (20, 663871), (26, 510670), (52, 255335), (65, 204268), (130, 102134), (223, 59540), (229, 57980), (260, 51067), (446, 29770), (458, 28990), (892, 14885), (916, 14495), (1115, 11908), (1145, 11596), (2230, 5954), (2290, 5798), (2899, 4580), (2977, 4460)]