1404320

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 3392928

約数和(自身を除く): 1988608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 131, 134, 160, 262, 268, 335, 524, 536, 655, 670, 1048, 1072, 1310, 1340, 2096, 2144, 2620, 2680, 4192, 5240, 5360, 8777, 10480, 10720, 17554, 20960, 35108, 43885, 70216, 87770, 140432, 175540, 280864, 351080, 702160, 1404320]

約数ペア:

[(1, 1404320), (2, 702160), (4, 351080), (5, 280864), (8, 175540), (10, 140432), (16, 87770), (20, 70216), (32, 43885), (40, 35108), (67, 20960), (80, 17554), (131, 10720), (134, 10480), (160, 8777), (262, 5360), (268, 5240), (335, 4192), (524, 2680), (536, 2620), (655, 2144), (670, 2096), (1048, 1340), (1072, 1310)]