21649560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{180413}}^1$

素因数の和:180427

約数の個数: 32

約数和(自身を含む): 64949040

約数和(自身を除く): 43299480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 180413, 360826, 541239, 721652, 902065, 1082478, 1443304, 1804130, 2164956, 2706195, 3608260, 4329912, 5412390, 7216520, 10824780, 21649560]

約数ペア:

[(1, 21649560), (2, 10824780), (3, 7216520), (4, 5412390), (5, 4329912), (6, 3608260), (8, 2706195), (10, 2164956), (12, 1804130), (15, 1443304), (20, 1082478), (24, 902065), (30, 721652), (40, 541239), (60, 360826), (120, 180413)]