2979080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 7665840

約数和(自身を除く): 4686760

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 337, 340, 442, 520, 674, 680, 884, 1105, 1348, 1685, 1768, 2210, 2696, 3370, 4381, 4420, 5729, 6740, 8762, 8840, 11458, 13480, 17524, 21905, 22916, 28645, 35048, 43810, 45832, 57290, 74477, 87620, 114580, 148954, 175240, 229160, 297908, 372385, 595816, 744770, 1489540, 2979080]

約数ペア:

[(1, 2979080), (2, 1489540), (4, 744770), (5, 595816), (8, 372385), (10, 297908), (13, 229160), (17, 175240), (20, 148954), (26, 114580), (34, 87620), (40, 74477), (52, 57290), (65, 45832), (68, 43810), (85, 35048), (104, 28645), (130, 22916), (136, 21905), (170, 17524), (221, 13480), (260, 11458), (337, 8840), (340, 8762), (442, 6740), (520, 5729), (674, 4420), (680, 4381), (884, 3370), (1105, 2696), (1348, 2210), (1685, 1768)]