74247560

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4409}}^1$

素因数の和:4841

約数の個数: 32

約数和(自身を含む): 167491800

約数和(自身を除く): 93244240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 4409, 8420, 8818, 16840, 17636, 22045, 35272, 44090, 88180, 176360, 1856189, 3712378, 7424756, 9280945, 14849512, 18561890, 37123780, 74247560]

約数ペア:

[(1, 74247560), (2, 37123780), (4, 18561890), (5, 14849512), (8, 9280945), (10, 7424756), (20, 3712378), (40, 1856189), (421, 176360), (842, 88180), (1684, 44090), (2105, 35272), (3368, 22045), (4210, 17636), (4409, 16840), (8420, 8818)]