201556580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{97843}}^1$

素因数の和:97955

約数の個数: 24

約数和(自身を含む): 427382592

約数和(自身を除く): 225826012

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 97843, 195686, 391372, 489215, 978430, 1956860, 10077829, 20155658, 40311316, 50389145, 100778290, 201556580]

約数ペア:

[(1, 201556580), (2, 100778290), (4, 50389145), (5, 40311316), (10, 20155658), (20, 10077829), (103, 1956860), (206, 978430), (412, 489215), (515, 391372), (1030, 195686), (2060, 97843)]