1858780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 5225472

約数和(自身を除く): 3366692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 71, 77, 85, 110, 119, 140, 142, 154, 170, 187, 220, 238, 284, 308, 340, 355, 374, 385, 476, 497, 595, 710, 748, 770, 781, 935, 994, 1190, 1207, 1309, 1420, 1540, 1562, 1870, 1988, 2380, 2414, 2485, 2618, 3124, 3740, 3905, 4828, 4970, 5236, 5467, 6035, 6545, 7810, 8449, 9940, 10934, 12070, 13090, 13277, 15620, 16898, 21868, 24140, 26180, 26554, 27335, 33796, 42245, 53108, 54670, 66385, 84490, 92939, 109340, 132770, 168980, 185878, 265540, 371756, 464695, 929390, 1858780]

約数ペア:

[(1, 1858780), (2, 929390), (4, 464695), (5, 371756), (7, 265540), (10, 185878), (11, 168980), (14, 132770), (17, 109340), (20, 92939), (22, 84490), (28, 66385), (34, 54670), (35, 53108), (44, 42245), (55, 33796), (68, 27335), (70, 26554), (71, 26180), (77, 24140), (85, 21868), (110, 16898), (119, 15620), (140, 13277), (142, 13090), (154, 12070), (170, 10934), (187, 9940), (220, 8449), (238, 7810), (284, 6545), (308, 6035), (340, 5467), (355, 5236), (374, 4970), (385, 4828), (476, 3905), (497, 3740), (595, 3124), (710, 2618), (748, 2485), (770, 2414), (781, 2380), (935, 1988), (994, 1870), (1190, 1562), (1207, 1540), (1309, 1420)]