3957852020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{11971}}^1$

素因数の和:12312

約数の個数: 48

約数和(自身を含む): 8479623936

約数和(自身を除く): 4521771916

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 271, 305, 542, 610, 1084, 1220, 1355, 2710, 5420, 11971, 16531, 23942, 33062, 47884, 59855, 66124, 82655, 119710, 165310, 239420, 330620, 730231, 1460462, 2920924, 3244141, 3651155, 6488282, 7302310, 12976564, 14604620, 16220705, 32441410, 64882820, 197892601, 395785202, 791570404, 989463005, 1978926010, 3957852020]

約数ペア:

[(1, 3957852020), (2, 1978926010), (4, 989463005), (5, 791570404), (10, 395785202), (20, 197892601), (61, 64882820), (122, 32441410), (244, 16220705), (271, 14604620), (305, 12976564), (542, 7302310), (610, 6488282), (1084, 3651155), (1220, 3244141), (1355, 2920924), (2710, 1460462), (5420, 730231), (11971, 330620), (16531, 239420), (23942, 165310), (33062, 119710), (47884, 82655), (59855, 66124)]