42220400

素因数分解:

$2^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{1789}}^1$

素因数の和:1866

約数の個数: 60

約数和(自身を含む): 103211400

約数和(自身を除く): 60991000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 59, 80, 100, 118, 200, 236, 295, 400, 472, 590, 944, 1180, 1475, 1789, 2360, 2950, 3578, 4720, 5900, 7156, 8945, 11800, 14312, 17890, 23600, 28624, 35780, 44725, 71560, 89450, 105551, 143120, 178900, 211102, 357800, 422204, 527755, 715600, 844408, 1055510, 1688816, 2111020, 2638775, 4222040, 5277550, 8444080, 10555100, 21110200, 42220400]

約数ペア:

[(1, 42220400), (2, 21110200), (4, 10555100), (5, 8444080), (8, 5277550), (10, 4222040), (16, 2638775), (20, 2111020), (25, 1688816), (40, 1055510), (50, 844408), (59, 715600), (80, 527755), (100, 422204), (118, 357800), (200, 211102), (236, 178900), (295, 143120), (400, 105551), (472, 89450), (590, 71560), (944, 44725), (1180, 35780), (1475, 28624), (1789, 23600), (2360, 17890), (2950, 14312), (3578, 11800), (4720, 8945), (5900, 7156)]