20355600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{16963}}^1$

素因数の和:16984

約数の個数: 60

約数和(自身を含む): 65209616

約数和(自身を除く): 44854016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 16963, 33926, 50889, 67852, 84815, 101778, 135704, 169630, 203556, 254445, 271408, 339260, 407112, 424075, 508890, 678520, 814224, 848150, 1017780, 1272225, 1357040, 1696300, 2035560, 2544450, 3392600, 4071120, 5088900, 6785200, 10177800, 20355600]

約数ペア:

[(1, 20355600), (2, 10177800), (3, 6785200), (4, 5088900), (5, 4071120), (6, 3392600), (8, 2544450), (10, 2035560), (12, 1696300), (15, 1357040), (16, 1272225), (20, 1017780), (24, 848150), (25, 814224), (30, 678520), (40, 508890), (48, 424075), (50, 407112), (60, 339260), (75, 271408), (80, 254445), (100, 203556), (120, 169630), (150, 135704), (200, 101778), (240, 84815), (300, 67852), (400, 50889), (600, 33926), (1200, 16963)]