210325820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29131}}^1$

素因数の和:29178

約数の個数: 36

約数和(自身を含む): 466170264

約数和(自身を除く): 255844444

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 29131, 58262, 116524, 145655, 291310, 553489, 582620, 1106978, 2213956, 2767445, 5534890, 10516291, 11069780, 21032582, 42065164, 52581455, 105162910, 210325820]

約数ペア:

[(1, 210325820), (2, 105162910), (4, 52581455), (5, 42065164), (10, 21032582), (19, 11069780), (20, 10516291), (38, 5534890), (76, 2767445), (95, 2213956), (190, 1106978), (361, 582620), (380, 553489), (722, 291310), (1444, 145655), (1805, 116524), (3610, 58262), (7220, 29131)]