1403220320

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1\times {\mathrm{22091}}^1$

素因数の和:22503

約数の個数: 48

約数和(自身を含む): 3323608848

約数和(自身を除く): 1920388528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 12704, 15880, 22091, 31760, 44182, 63520, 88364, 110455, 176728, 220910, 353456, 441820, 706912, 883640, 1767280, 3534560, 8770127, 17540254, 35080508, 43850635, 70161016, 87701270, 140322032, 175402540, 280644064, 350805080, 701610160, 1403220320]

約数ペア:

[(1, 1403220320), (2, 701610160), (4, 350805080), (5, 280644064), (8, 175402540), (10, 140322032), (16, 87701270), (20, 70161016), (32, 43850635), (40, 35080508), (80, 17540254), (160, 8770127), (397, 3534560), (794, 1767280), (1588, 883640), (1985, 706912), (3176, 441820), (3970, 353456), (6352, 220910), (7940, 176728), (12704, 110455), (15880, 88364), (22091, 63520), (31760, 44182)]