1294079960

素因数分解:

$2^3\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{23563}}^1$

素因数の和:24947

約数の個数: 32

約数和(自身を含む): 2913924240

約数和(自身を除く): 1619844280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1373, 2746, 5492, 6865, 10984, 13730, 23563, 27460, 47126, 54920, 94252, 117815, 188504, 235630, 471260, 942520, 32351999, 64703998, 129407996, 161759995, 258815992, 323519990, 647039980, 1294079960]

約数ペア:

[(1, 1294079960), (2, 647039980), (4, 323519990), (5, 258815992), (8, 161759995), (10, 129407996), (20, 64703998), (40, 32351999), (1373, 942520), (2746, 471260), (5492, 235630), (6865, 188504), (10984, 117815), (13730, 94252), (23563, 54920), (27460, 47126)]