31943660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{569}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 76991040

約数和(自身を除く): 45047380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 569, 802, 1138, 1604, 2005, 2276, 2807, 2845, 3983, 4010, 5614, 5690, 7966, 8020, 11228, 11380, 14035, 15932, 19915, 28070, 39830, 56140, 79660, 228169, 456338, 912676, 1140845, 1597183, 2281690, 3194366, 4563380, 6388732, 7985915, 15971830, 31943660]

約数ペア:

[(1, 31943660), (2, 15971830), (4, 7985915), (5, 6388732), (7, 4563380), (10, 3194366), (14, 2281690), (20, 1597183), (28, 1140845), (35, 912676), (70, 456338), (140, 228169), (401, 79660), (569, 56140), (802, 39830), (1138, 28070), (1604, 19915), (2005, 15932), (2276, 14035), (2807, 11380), (2845, 11228), (3983, 8020), (4010, 7966), (5614, 5690)]