8637860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 23224320

約数和(自身を除く): 14586460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 79, 110, 140, 142, 154, 158, 220, 284, 308, 316, 355, 385, 395, 497, 553, 710, 770, 781, 790, 869, 994, 1106, 1420, 1540, 1562, 1580, 1738, 1988, 2212, 2485, 2765, 3124, 3476, 3905, 4345, 4970, 5467, 5530, 5609, 6083, 7810, 8690, 9940, 10934, 11060, 11218, 12166, 15620, 17380, 21868, 22436, 24332, 27335, 28045, 30415, 39263, 54670, 56090, 60830, 61699, 78526, 109340, 112180, 121660, 123398, 157052, 196315, 246796, 308495, 392630, 431893, 616990, 785260, 863786, 1233980, 1727572, 2159465, 4318930, 8637860]

約数ペア:

[(1, 8637860), (2, 4318930), (4, 2159465), (5, 1727572), (7, 1233980), (10, 863786), (11, 785260), (14, 616990), (20, 431893), (22, 392630), (28, 308495), (35, 246796), (44, 196315), (55, 157052), (70, 123398), (71, 121660), (77, 112180), (79, 109340), (110, 78526), (140, 61699), (142, 60830), (154, 56090), (158, 54670), (220, 39263), (284, 30415), (308, 28045), (316, 27335), (355, 24332), (385, 22436), (395, 21868), (497, 17380), (553, 15620), (710, 12166), (770, 11218), (781, 11060), (790, 10934), (869, 9940), (994, 8690), (1106, 7810), (1420, 6083), (1540, 5609), (1562, 5530), (1580, 5467), (1738, 4970), (1988, 4345), (2212, 3905), (2485, 3476), (2765, 3124)]