27085940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 67963392

約数和(自身を除く): 40877452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 79, 124, 140, 155, 158, 217, 310, 316, 395, 434, 553, 620, 790, 868, 1085, 1106, 1580, 2170, 2212, 2449, 2765, 4340, 4898, 5530, 6241, 9796, 11060, 12245, 12482, 17143, 24490, 24964, 31205, 34286, 43687, 48980, 62410, 68572, 85715, 87374, 124820, 171430, 174748, 193471, 218435, 342860, 386942, 436870, 773884, 873740, 967355, 1354297, 1934710, 2708594, 3869420, 5417188, 6771485, 13542970, 27085940]

約数ペア:

[(1, 27085940), (2, 13542970), (4, 6771485), (5, 5417188), (7, 3869420), (10, 2708594), (14, 1934710), (20, 1354297), (28, 967355), (31, 873740), (35, 773884), (62, 436870), (70, 386942), (79, 342860), (124, 218435), (140, 193471), (155, 174748), (158, 171430), (217, 124820), (310, 87374), (316, 85715), (395, 68572), (434, 62410), (553, 48980), (620, 43687), (790, 34286), (868, 31205), (1085, 24964), (1106, 24490), (1580, 17143), (2170, 12482), (2212, 12245), (2449, 11060), (2765, 9796), (4340, 6241), (4898, 5530)]