720091384

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{577}}^1\times {\mathrm{607}}^1$

素因数の和:1447

約数の個数: 32

約数和(自身を含む): 1360010880

約数和(自身を除く): 639919496

約数列:

[1, 2, 4, 8, 257, 514, 577, 607, 1028, 1154, 1214, 2056, 2308, 2428, 4616, 4856, 148289, 155999, 296578, 311998, 350239, 593156, 623996, 700478, 1186312, 1247992, 1400956, 2801912, 90011423, 180022846, 360045692, 720091384]

約数ペア:

[(1, 720091384), (2, 360045692), (4, 180022846), (8, 90011423), (257, 2801912), (514, 1400956), (577, 1247992), (607, 1186312), (1028, 700478), (1154, 623996), (1214, 593156), (2056, 350239), (2308, 311998), (2428, 296578), (4616, 155999), (4856, 148289)]