7910240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3803}}^1$

素因数の和:3831

約数の個数: 48

約数和(自身を含む): 20130768

約数和(自身を除く): 12220528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 3803, 7606, 15212, 19015, 30424, 38030, 49439, 60848, 76060, 98878, 121696, 152120, 197756, 247195, 304240, 395512, 494390, 608480, 791024, 988780, 1582048, 1977560, 3955120, 7910240]

約数ペア:

[(1, 7910240), (2, 3955120), (4, 1977560), (5, 1582048), (8, 988780), (10, 791024), (13, 608480), (16, 494390), (20, 395512), (26, 304240), (32, 247195), (40, 197756), (52, 152120), (65, 121696), (80, 98878), (104, 76060), (130, 60848), (160, 49439), (208, 38030), (260, 30424), (416, 19015), (520, 15212), (1040, 7606), (2080, 3803)]