3991430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 7768224

約数和(自身を除く): 3776794

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 443, 530, 886, 901, 1802, 2215, 4430, 4505, 7531, 9010, 15062, 23479, 37655, 46958, 75310, 117395, 234790, 399143, 798286, 1995715, 3991430]

約数ペア:

[(1, 3991430), (2, 1995715), (5, 798286), (10, 399143), (17, 234790), (34, 117395), (53, 75310), (85, 46958), (106, 37655), (170, 23479), (265, 15062), (443, 9010), (530, 7531), (886, 4505), (901, 4430), (1802, 2215)]