1010643980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{363541}}^1$

素因数の和:363689

約数の個数: 24

約数和(自身を含む): 2137626960

約数和(自身を除く): 1126982980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 363541, 727082, 1454164, 1817705, 3635410, 7270820, 50532199, 101064398, 202128796, 252660995, 505321990, 1010643980]

約数ペア:

[(1, 1010643980), (2, 505321990), (4, 252660995), (5, 202128796), (10, 101064398), (20, 50532199), (139, 7270820), (278, 3635410), (556, 1817705), (695, 1454164), (1390, 727082), (2780, 363541)]