19071560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 45586800

約数和(自身を除く): 26515240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 401, 410, 580, 802, 820, 1160, 1189, 1604, 1640, 2005, 2378, 3208, 4010, 4756, 5945, 8020, 9512, 11629, 11890, 16040, 16441, 23258, 23780, 32882, 46516, 47560, 58145, 65764, 82205, 93032, 116290, 131528, 164410, 232580, 328820, 465160, 476789, 657640, 953578, 1907156, 2383945, 3814312, 4767890, 9535780, 19071560]

約数ペア:

[(1, 19071560), (2, 9535780), (4, 4767890), (5, 3814312), (8, 2383945), (10, 1907156), (20, 953578), (29, 657640), (40, 476789), (41, 465160), (58, 328820), (82, 232580), (116, 164410), (145, 131528), (164, 116290), (205, 93032), (232, 82205), (290, 65764), (328, 58145), (401, 47560), (410, 46516), (580, 32882), (802, 23780), (820, 23258), (1160, 16441), (1189, 16040), (1604, 11890), (1640, 11629), (2005, 9512), (2378, 8020), (3208, 5945), (4010, 4756)]