18551960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 48556800

約数和(自身を除く): 30004840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1123, 1180, 1652, 2065, 2246, 2360, 3304, 4130, 4492, 5615, 7861, 8260, 8984, 11230, 15722, 16520, 22460, 31444, 39305, 44920, 62888, 66257, 78610, 132514, 157220, 265028, 314440, 331285, 463799, 530056, 662570, 927598, 1325140, 1855196, 2318995, 2650280, 3710392, 4637990, 9275980, 18551960]

約数ペア:

[(1, 18551960), (2, 9275980), (4, 4637990), (5, 3710392), (7, 2650280), (8, 2318995), (10, 1855196), (14, 1325140), (20, 927598), (28, 662570), (35, 530056), (40, 463799), (56, 331285), (59, 314440), (70, 265028), (118, 157220), (140, 132514), (236, 78610), (280, 66257), (295, 62888), (413, 44920), (472, 39305), (590, 31444), (826, 22460), (1123, 16520), (1180, 15722), (1652, 11230), (2065, 8984), (2246, 8260), (2360, 7861), (3304, 5615), (4130, 4492)]