1858773040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28439}}^1$

素因数の和:28514

約数の個数: 80

約数和(自身を含む): 4655059200

約数和(自身を除く): 2796286160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 13072, 16340, 28439, 32680, 56878, 65360, 113756, 142195, 227512, 284390, 455024, 540341, 568780, 1080682, 1137560, 1222877, 2161364, 2275120, 2445754, 2701705, 4322728, 4891508, 5403410, 6114385, 8645456, 9783016, 10806820, 12228770, 19566032, 21613640, 23234663, 24457540, 43227280, 46469326, 48915080, 92938652, 97830160, 116173315, 185877304, 232346630, 371754608, 464693260, 929386520, 1858773040]

約数ペア:

[(1, 1858773040), (2, 929386520), (4, 464693260), (5, 371754608), (8, 232346630), (10, 185877304), (16, 116173315), (19, 97830160), (20, 92938652), (38, 48915080), (40, 46469326), (43, 43227280), (76, 24457540), (80, 23234663), (86, 21613640), (95, 19566032), (152, 12228770), (172, 10806820), (190, 9783016), (215, 8645456), (304, 6114385), (344, 5403410), (380, 4891508), (430, 4322728), (688, 2701705), (760, 2445754), (817, 2275120), (860, 2161364), (1520, 1222877), (1634, 1137560), (1720, 1080682), (3268, 568780), (3440, 540341), (4085, 455024), (6536, 284390), (8170, 227512), (13072, 142195), (16340, 113756), (28439, 65360), (32680, 56878)]