404053280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{148549}}^1$

素因数の和:148581

約数の個数: 48

約数和(自身を含む): 1010734200

約数和(自身を除く): 606680920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 148549, 297098, 594196, 742745, 1188392, 1485490, 2376784, 2525333, 2970980, 4753568, 5050666, 5941960, 10101332, 11883920, 12626665, 20202664, 23767840, 25253330, 40405328, 50506660, 80810656, 101013320, 202026640, 404053280]

約数ペア:

[(1, 404053280), (2, 202026640), (4, 101013320), (5, 80810656), (8, 50506660), (10, 40405328), (16, 25253330), (17, 23767840), (20, 20202664), (32, 12626665), (34, 11883920), (40, 10101332), (68, 5941960), (80, 5050666), (85, 4753568), (136, 2970980), (160, 2525333), (170, 2376784), (272, 1485490), (340, 1188392), (544, 742745), (680, 594196), (1360, 297098), (2720, 148549)]