15671802220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1\times {\mathrm{5431}}^1$

素因数の和:6310

約数の個数: 48

約数和(自身を含む): 33115557888

約数和(自身を除く): 17443755668

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 647, 892, 1115, 1294, 2230, 2588, 3235, 4460, 5431, 6470, 10862, 12940, 21724, 27155, 54310, 108620, 144281, 288562, 577124, 721405, 1211113, 1442810, 2422226, 2885620, 3513857, 4844452, 6055565, 7027714, 12111130, 14055428, 17569285, 24222260, 35138570, 70277140, 783590111, 1567180222, 3134360444, 3917950555, 7835901110, 15671802220]

約数ペア:

[(1, 15671802220), (2, 7835901110), (4, 3917950555), (5, 3134360444), (10, 1567180222), (20, 783590111), (223, 70277140), (446, 35138570), (647, 24222260), (892, 17569285), (1115, 14055428), (1294, 12111130), (2230, 7027714), (2588, 6055565), (3235, 4844452), (4460, 3513857), (5431, 2885620), (6470, 2422226), (10862, 1442810), (12940, 1211113), (21724, 721405), (27155, 577124), (54310, 288562), (108620, 144281)]