55185620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{983}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 132910848

約数和(自身を除く): 77725228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 983, 1604, 1966, 2005, 2807, 3932, 4010, 4915, 5614, 6881, 8020, 9830, 11228, 13762, 14035, 19660, 27524, 28070, 34405, 56140, 68810, 137620, 394183, 788366, 1576732, 1970915, 2759281, 3941830, 5518562, 7883660, 11037124, 13796405, 27592810, 55185620]

約数ペア:

[(1, 55185620), (2, 27592810), (4, 13796405), (5, 11037124), (7, 7883660), (10, 5518562), (14, 3941830), (20, 2759281), (28, 1970915), (35, 1576732), (70, 788366), (140, 394183), (401, 137620), (802, 68810), (983, 56140), (1604, 34405), (1966, 28070), (2005, 27524), (2807, 19660), (3932, 14035), (4010, 13762), (4915, 11228), (5614, 9830), (6881, 8020)]