1780838672

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1279}}^1\times {\mathrm{5119}}^1$

素因数の和:6423

約数の個数: 40

約数和(自身を含む): 3656908800

約数和(自身を除く): 1876070128

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1279, 2558, 5116, 5119, 10232, 10238, 20464, 20476, 21743, 40952, 43486, 81904, 86972, 87023, 173944, 174046, 347888, 348092, 696184, 1392368, 6547201, 13094402, 26188804, 52377608, 104755216, 111302417, 222604834, 445209668, 890419336, 1780838672]

約数ペア:

[(1, 1780838672), (2, 890419336), (4, 445209668), (8, 222604834), (16, 111302417), (17, 104755216), (34, 52377608), (68, 26188804), (136, 13094402), (272, 6547201), (1279, 1392368), (2558, 696184), (5116, 348092), (5119, 347888), (10232, 174046), (10238, 173944), (20464, 87023), (20476, 86972), (21743, 81904), (40952, 43486)]