38142760

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1483}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 86012640

約数和(自身を除く): 47869880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 1286, 1483, 2572, 2966, 3215, 5144, 5932, 6430, 7415, 11864, 12860, 14830, 25720, 29660, 59320, 953569, 1907138, 3814276, 4767845, 7628552, 9535690, 19071380, 38142760]

約数ペア:

[(1, 38142760), (2, 19071380), (4, 9535690), (5, 7628552), (8, 4767845), (10, 3814276), (20, 1907138), (40, 953569), (643, 59320), (1286, 29660), (1483, 25720), (2572, 14830), (2966, 12860), (3215, 11864), (5144, 7415), (5932, 6430)]