41987820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{99971}}^1$

素因数の和:99990

約数の個数: 48

約数和(自身を含む): 134362368

約数和(自身を除く): 92374548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 99971, 199942, 299913, 399884, 499855, 599826, 699797, 999710, 1199652, 1399594, 1499565, 1999420, 2099391, 2799188, 2999130, 3498985, 4198782, 5998260, 6997970, 8397564, 10496955, 13995940, 20993910, 41987820]

約数ペア:

[(1, 41987820), (2, 20993910), (3, 13995940), (4, 10496955), (5, 8397564), (6, 6997970), (7, 5998260), (10, 4198782), (12, 3498985), (14, 2999130), (15, 2799188), (20, 2099391), (21, 1999420), (28, 1499565), (30, 1399594), (35, 1199652), (42, 999710), (60, 699797), (70, 599826), (84, 499855), (105, 399884), (140, 299913), (210, 199942), (420, 99971)]