31293460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 72438912

約数和(自身を除く): 41145452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 1381, 2060, 2266, 2762, 4532, 5524, 5665, 6905, 11330, 13810, 15191, 22660, 27620, 30382, 60764, 75955, 142243, 151910, 284486, 303820, 568972, 711215, 1422430, 1564673, 2844860, 3129346, 6258692, 7823365, 15646730, 31293460]

約数ペア:

[(1, 31293460), (2, 15646730), (4, 7823365), (5, 6258692), (10, 3129346), (11, 2844860), (20, 1564673), (22, 1422430), (44, 711215), (55, 568972), (103, 303820), (110, 284486), (206, 151910), (220, 142243), (412, 75955), (515, 60764), (1030, 30382), (1133, 27620), (1381, 22660), (2060, 15191), (2266, 13810), (2762, 11330), (4532, 6905), (5524, 5665)]