13202920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 31518720

約数和(自身を除く): 18315800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 113, 115, 127, 184, 226, 230, 254, 452, 460, 508, 565, 635, 904, 920, 1016, 1130, 1270, 2260, 2540, 2599, 2921, 4520, 5080, 5198, 5842, 10396, 11684, 12995, 14351, 14605, 20792, 23368, 25990, 28702, 29210, 51980, 57404, 58420, 71755, 103960, 114808, 116840, 143510, 287020, 330073, 574040, 660146, 1320292, 1650365, 2640584, 3300730, 6601460, 13202920]

約数ペア:

[(1, 13202920), (2, 6601460), (4, 3300730), (5, 2640584), (8, 1650365), (10, 1320292), (20, 660146), (23, 574040), (40, 330073), (46, 287020), (92, 143510), (113, 116840), (115, 114808), (127, 103960), (184, 71755), (226, 58420), (230, 57404), (254, 51980), (452, 29210), (460, 28702), (508, 25990), (565, 23368), (635, 20792), (904, 14605), (920, 14351), (1016, 12995), (1130, 11684), (1270, 10396), (2260, 5842), (2540, 5198), (2599, 5080), (2921, 4520)]