210002320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{238639}}^1$

素因数の和:238663

約数の個数: 40

約数和(自身を含む): 532644480

約数和(自身を除く): 322642160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 238639, 477278, 954556, 1193195, 1909112, 2386390, 2625029, 3818224, 4772780, 5250058, 9545560, 10500116, 13125145, 19091120, 21000232, 26250290, 42000464, 52500580, 105001160, 210002320]

約数ペア:

[(1, 210002320), (2, 105001160), (4, 52500580), (5, 42000464), (8, 26250290), (10, 21000232), (11, 19091120), (16, 13125145), (20, 10500116), (22, 9545560), (40, 5250058), (44, 4772780), (55, 3818224), (80, 2625029), (88, 2386390), (110, 1909112), (176, 1193195), (220, 954556), (440, 477278), (880, 238639)]