78596540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18803}}^1$

素因数の和:18842

約数の個数: 48

約数和(自身を含む): 189544320

約数和(自身を除く): 110947780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 18803, 37606, 75212, 94015, 188030, 206833, 357257, 376060, 413666, 714514, 827332, 1034165, 1429028, 1786285, 2068330, 3572570, 3929827, 4136660, 7145140, 7859654, 15719308, 19649135, 39298270, 78596540]

約数ペア:

[(1, 78596540), (2, 39298270), (4, 19649135), (5, 15719308), (10, 7859654), (11, 7145140), (19, 4136660), (20, 3929827), (22, 3572570), (38, 2068330), (44, 1786285), (55, 1429028), (76, 1034165), (95, 827332), (110, 714514), (190, 413666), (209, 376060), (220, 357257), (380, 206833), (418, 188030), (836, 94015), (1045, 75212), (2090, 37606), (4180, 18803)]