17627960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 45731520

約数和(自身を除く): 28103560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 401, 628, 785, 802, 1099, 1256, 1570, 1604, 2005, 2198, 2807, 3140, 3208, 4010, 4396, 5495, 5614, 6280, 8020, 8792, 10990, 11228, 14035, 16040, 21980, 22456, 28070, 43960, 56140, 62957, 112280, 125914, 251828, 314785, 440699, 503656, 629570, 881398, 1259140, 1762796, 2203495, 2518280, 3525592, 4406990, 8813980, 17627960]

約数ペア:

[(1, 17627960), (2, 8813980), (4, 4406990), (5, 3525592), (7, 2518280), (8, 2203495), (10, 1762796), (14, 1259140), (20, 881398), (28, 629570), (35, 503656), (40, 440699), (56, 314785), (70, 251828), (140, 125914), (157, 112280), (280, 62957), (314, 56140), (401, 43960), (628, 28070), (785, 22456), (802, 21980), (1099, 16040), (1256, 14035), (1570, 11228), (1604, 10990), (2005, 8792), (2198, 8020), (2807, 6280), (3140, 5614), (3208, 5495), (4010, 4396)]