7982860

素因数分解:

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

素因数の和:522

約数の個数: 48

約数和(自身を含む): 18125856

約数和(自身を除く): 10142996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 443, 530, 886, 901, 1060, 1772, 1802, 2215, 3604, 4430, 4505, 7531, 8860, 9010, 15062, 18020, 23479, 30124, 37655, 46958, 75310, 93916, 117395, 150620, 234790, 399143, 469580, 798286, 1596572, 1995715, 3991430, 7982860]

約数ペア:

[(1, 7982860), (2, 3991430), (4, 1995715), (5, 1596572), (10, 798286), (17, 469580), (20, 399143), (34, 234790), (53, 150620), (68, 117395), (85, 93916), (106, 75310), (170, 46958), (212, 37655), (265, 30124), (340, 23479), (443, 18020), (530, 15062), (886, 9010), (901, 8860), (1060, 7531), (1772, 4505), (1802, 4430), (2215, 3604)]