201400180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{324839}}^1$

素因数の和:324879

約数の個数: 24

約数和(自身を含む): 436584960

約数和(自身を除く): 235184780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 324839, 649678, 1299356, 1624195, 3248390, 6496780, 10070009, 20140018, 40280036, 50350045, 100700090, 201400180]

約数ペア:

[(1, 201400180), (2, 100700090), (4, 50350045), (5, 40280036), (10, 20140018), (20, 10070009), (31, 6496780), (62, 3248390), (124, 1624195), (155, 1299356), (310, 649678), (620, 324839)]