670624.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 15984000

約数和(自身を除く): 9294280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 79, 116, 145, 146, 158, 232, 290, 292, 316, 365, 395, 580, 584, 632, 730, 790, 1160, 1460, 1580, 2117, 2291, 2920, 3160, 4234, 4582, 5767, 8468, 9164, 10585, 11455, 11534, 16936, 18328, 21170, 22910, 23068, 28835, 42340, 45820, 46136, 57670, 84680, 91640, 115340, 167243, 230680, 334486, 668972, 836215, 1337944, 1672430, 3344860, 6689720]

約数ペア:

[(1, 6689720), (2, 3344860), (4, 1672430), (5, 1337944), (8, 836215), (10, 668972), (20, 334486), (29, 230680), (40, 167243), (58, 115340), (73, 91640), (79, 84680), (116, 57670), (145, 46136), (146, 45820), (158, 42340), (232, 28835), (290, 23068), (292, 22910), (316, 21170), (365, 18328), (395, 16936), (580, 11534), (584, 11455), (632, 10585), (730, 9164), (790, 8468), (1160, 5767), (1460, 4582), (1580, 4234), (2117, 3160), (2291, 2920)]