122904020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{100741}}^1$

素因数の和:100811

約数の個数: 24

約数和(自身を含む): 262332168

約数和(自身を除く): 139428148

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 100741, 201482, 402964, 503705, 1007410, 2014820, 6145201, 12290402, 24580804, 30726005, 61452010, 122904020]

約数ペア:

[(1, 122904020), (2, 61452010), (4, 30726005), (5, 24580804), (10, 12290402), (20, 6145201), (61, 2014820), (122, 1007410), (244, 503705), (305, 402964), (610, 201482), (1220, 100741)]