1299527080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{755539}}^1$

素因数の和:755593

約数の個数: 32

約数和(自身を含む): 2991938400

約数和(自身を除く): 1692411320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 755539, 1511078, 3022156, 3777695, 6044312, 7555390, 15110780, 30221560, 32488177, 64976354, 129952708, 162440885, 259905416, 324881770, 649763540, 1299527080]

約数ペア:

[(1, 1299527080), (2, 649763540), (4, 324881770), (5, 259905416), (8, 162440885), (10, 129952708), (20, 64976354), (40, 32488177), (43, 30221560), (86, 15110780), (172, 7555390), (215, 6044312), (344, 3777695), (430, 3022156), (860, 1511078), (1720, 755539)]