712788280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1949}}^1$

素因数の和:2224

約数の個数: 64

約数和(自身を含む): 1651104000

約数和(自身を除く): 938315720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 223, 328, 410, 446, 820, 892, 1115, 1640, 1784, 1949, 2230, 3898, 4460, 7796, 8920, 9143, 9745, 15592, 18286, 19490, 36572, 38980, 45715, 73144, 77960, 79909, 91430, 159818, 182860, 319636, 365720, 399545, 434627, 639272, 799090, 869254, 1598180, 1738508, 2173135, 3196360, 3477016, 4346270, 8692540, 17385080, 17819707, 35639414, 71278828, 89098535, 142557656, 178197070, 356394140, 712788280]

約数ペア:

[(1, 712788280), (2, 356394140), (4, 178197070), (5, 142557656), (8, 89098535), (10, 71278828), (20, 35639414), (40, 17819707), (41, 17385080), (82, 8692540), (164, 4346270), (205, 3477016), (223, 3196360), (328, 2173135), (410, 1738508), (446, 1598180), (820, 869254), (892, 799090), (1115, 639272), (1640, 434627), (1784, 399545), (1949, 365720), (2230, 319636), (3898, 182860), (4460, 159818), (7796, 91430), (8920, 79909), (9143, 77960), (9745, 73144), (15592, 45715), (18286, 38980), (19490, 36572)]