2688893420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2204011}}^1$

素因数の和:2204081

約数の個数: 24

約数和(自身を含む): 5739247248

約数和(自身を除く): 3050353828

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2204011, 4408022, 8816044, 11020055, 22040110, 44080220, 134444671, 268889342, 537778684, 672223355, 1344446710, 2688893420]

約数ペア:

[(1, 2688893420), (2, 1344446710), (4, 672223355), (5, 537778684), (10, 268889342), (20, 134444671), (61, 44080220), (122, 22040110), (244, 11020055), (305, 8816044), (610, 4408022), (1220, 2204011)]