56971960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34739}}^1$

素因数の和:34791

約数の個数: 32

約数和(自身を含む): 131317200

約数和(自身を除く): 74345240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 34739, 69478, 138956, 173695, 277912, 347390, 694780, 1389560, 1424299, 2848598, 5697196, 7121495, 11394392, 14242990, 28485980, 56971960]

約数ペア:

[(1, 56971960), (2, 28485980), (4, 14242990), (5, 11394392), (8, 7121495), (10, 5697196), (20, 2848598), (40, 1424299), (41, 1389560), (82, 694780), (164, 347390), (205, 277912), (328, 173695), (410, 138956), (820, 69478), (1640, 34739)]