2595940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 5806080

約数和(自身を除く): 3210140

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 79, 106, 124, 155, 158, 212, 265, 310, 316, 395, 530, 620, 790, 1060, 1580, 1643, 2449, 3286, 4187, 4898, 6572, 8215, 8374, 9796, 12245, 16430, 16748, 20935, 24490, 32860, 41870, 48980, 83740, 129797, 259594, 519188, 648985, 1297970, 2595940]

約数ペア:

[(1, 2595940), (2, 1297970), (4, 648985), (5, 519188), (10, 259594), (20, 129797), (31, 83740), (53, 48980), (62, 41870), (79, 32860), (106, 24490), (124, 20935), (155, 16748), (158, 16430), (212, 12245), (265, 9796), (310, 8374), (316, 8215), (395, 6572), (530, 4898), (620, 4187), (790, 3286), (1060, 2449), (1580, 1643)]