12501880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 17357960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 127, 184, 214, 230, 254, 428, 460, 508, 535, 635, 856, 920, 1016, 1070, 1270, 2140, 2461, 2540, 2921, 4280, 4922, 5080, 5842, 9844, 11684, 12305, 13589, 14605, 19688, 23368, 24610, 27178, 29210, 49220, 54356, 58420, 67945, 98440, 108712, 116840, 135890, 271780, 312547, 543560, 625094, 1250188, 1562735, 2500376, 3125470, 6250940, 12501880]

約数ペア:

[(1, 12501880), (2, 6250940), (4, 3125470), (5, 2500376), (8, 1562735), (10, 1250188), (20, 625094), (23, 543560), (40, 312547), (46, 271780), (92, 135890), (107, 116840), (115, 108712), (127, 98440), (184, 67945), (214, 58420), (230, 54356), (254, 49220), (428, 29210), (460, 27178), (508, 24610), (535, 23368), (635, 19688), (856, 14605), (920, 13589), (1016, 12305), (1070, 11684), (1270, 9844), (2140, 5842), (2461, 5080), (2540, 4922), (2921, 4280)]