2017174820

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1\times {\mathrm{971}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 4267904256

約数和(自身を除く): 2250729436

約数列:

[1, 2, 4, 5, 10, 20, 241, 431, 482, 862, 964, 971, 1205, 1724, 1942, 2155, 2410, 3884, 4310, 4820, 4855, 8620, 9710, 19420, 103871, 207742, 234011, 415484, 418501, 468022, 519355, 837002, 936044, 1038710, 1170055, 1674004, 2077420, 2092505, 2340110, 4185010, 4680220, 8370020, 100858741, 201717482, 403434964, 504293705, 1008587410, 2017174820]

約数ペア:

[(1, 2017174820), (2, 1008587410), (4, 504293705), (5, 403434964), (10, 201717482), (20, 100858741), (241, 8370020), (431, 4680220), (482, 4185010), (862, 2340110), (964, 2092505), (971, 2077420), (1205, 1674004), (1724, 1170055), (1942, 1038710), (2155, 936044), (2410, 837002), (3884, 519355), (4310, 468022), (4820, 418501), (4855, 415484), (8620, 234011), (9710, 207742), (19420, 103871)]