858492940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1639

約数の個数: 72

約数和(自身を含む): 1921440528

約数和(自身を除く): 1062947588

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 529, 530, 1058, 1060, 1219, 1531, 2116, 2438, 2645, 3062, 4876, 5290, 6095, 6124, 7655, 10580, 12190, 15310, 24380, 28037, 30620, 35213, 56074, 70426, 81143, 112148, 140185, 140852, 162286, 176065, 280370, 324572, 352130, 405715, 560740, 704260, 809899, 811430, 1619798, 1622860, 1866289, 3239596, 3732578, 4049495, 7465156, 8098990, 9331445, 16197980, 18662890, 37325780, 42924647, 85849294, 171698588, 214623235, 429246470, 858492940]

約数ペア:

[(1, 858492940), (2, 429246470), (4, 214623235), (5, 171698588), (10, 85849294), (20, 42924647), (23, 37325780), (46, 18662890), (53, 16197980), (92, 9331445), (106, 8098990), (115, 7465156), (212, 4049495), (230, 3732578), (265, 3239596), (460, 1866289), (529, 1622860), (530, 1619798), (1058, 811430), (1060, 809899), (1219, 704260), (1531, 560740), (2116, 405715), (2438, 352130), (2645, 324572), (3062, 280370), (4876, 176065), (5290, 162286), (6095, 140852), (6124, 140185), (7655, 112148), (10580, 81143), (12190, 70426), (15310, 56074), (24380, 35213), (28037, 30620)]