27816980

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1373}}^1$

素因数の和:2395

約数の個数: 24

約数和(自身を含む): 58515912

約数和(自身を除く): 30698932

約数列:

[1, 2, 4, 5, 10, 20, 1013, 1373, 2026, 2746, 4052, 5065, 5492, 6865, 10130, 13730, 20260, 27460, 1390849, 2781698, 5563396, 6954245, 13908490, 27816980]

約数ペア:

[(1, 27816980), (2, 13908490), (4, 6954245), (5, 5563396), (10, 2781698), (20, 1390849), (1013, 27460), (1373, 20260), (2026, 13730), (2746, 10130), (4052, 6865), (5065, 5492)]