1270297400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{147709}}^1$

素因数の和:147768

約数の個数: 48

約数和(自身を含む): 3022146600

約数和(自身を除く): 1751849200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 147709, 295418, 590836, 738545, 1181672, 1477090, 2954180, 3692725, 5908360, 6351487, 7385450, 12702974, 14770900, 25405948, 29541800, 31757435, 50811896, 63514870, 127029740, 158787175, 254059480, 317574350, 635148700, 1270297400]

約数ペア:

[(1, 1270297400), (2, 635148700), (4, 317574350), (5, 254059480), (8, 158787175), (10, 127029740), (20, 63514870), (25, 50811896), (40, 31757435), (43, 29541800), (50, 25405948), (86, 14770900), (100, 12702974), (172, 7385450), (200, 6351487), (215, 5908360), (344, 3692725), (430, 2954180), (860, 1477090), (1075, 1181672), (1720, 738545), (2150, 590836), (4300, 295418), (8600, 147709)]