21799920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90833}}^1$

素因数の和:90849

約数の個数: 40

約数和(自身を含む): 67580496

約数和(自身を除く): 45780576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90833, 181666, 272499, 363332, 454165, 544998, 726664, 908330, 1089996, 1362495, 1453328, 1816660, 2179992, 2724990, 3633320, 4359984, 5449980, 7266640, 10899960, 21799920]

約数ペア:

[(1, 21799920), (2, 10899960), (3, 7266640), (4, 5449980), (5, 4359984), (6, 3633320), (8, 2724990), (10, 2179992), (12, 1816660), (15, 1453328), (16, 1362495), (20, 1089996), (24, 908330), (30, 726664), (40, 544998), (48, 454165), (60, 363332), (80, 272499), (120, 181666), (240, 90833)]