196278860

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 419607552

約数和(自身を除く): 223328692

約数列:

[1, 2, 4, 5, 10, 20, 103, 151, 206, 302, 412, 515, 604, 631, 755, 1030, 1262, 1510, 2060, 2524, 3020, 3155, 6310, 12620, 15553, 31106, 62212, 64993, 77765, 95281, 129986, 155530, 190562, 259972, 311060, 324965, 381124, 476405, 649930, 952810, 1299860, 1905620, 9813943, 19627886, 39255772, 49069715, 98139430, 196278860]

約数ペア:

[(1, 196278860), (2, 98139430), (4, 49069715), (5, 39255772), (10, 19627886), (20, 9813943), (103, 1905620), (151, 1299860), (206, 952810), (302, 649930), (412, 476405), (515, 381124), (604, 324965), (631, 311060), (755, 259972), (1030, 190562), (1262, 155530), (1510, 129986), (2060, 95281), (2524, 77765), (3020, 64993), (3155, 62212), (6310, 31106), (12620, 15553)]