2561844004

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{739}}^1\times {\mathrm{7951}}^1$

素因数の和:8803

約数の個数: 24

約数和(自身を含む): 4531049600

約数和(自身を除く): 1969205596

約数列:

[1, 2, 4, 109, 218, 436, 739, 1478, 2956, 7951, 15902, 31804, 80551, 161102, 322204, 866659, 1733318, 3466636, 5875789, 11751578, 23503156, 640461001, 1280922002, 2561844004]

約数ペア:

[(1, 2561844004), (2, 1280922002), (4, 640461001), (109, 23503156), (218, 11751578), (436, 5875789), (739, 3466636), (1478, 1733318), (2956, 866659), (7951, 322204), (15902, 161102), (31804, 80551)]