10987919080

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1044479}}^1$

素因数の和:1044753

約数の個数: 32

約数和(自身を含む): 24816844800

約数和(自身を除く): 13828925720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 1044479, 2088958, 4177916, 5222395, 8355832, 10444790, 20889580, 41779160, 274697977, 549395954, 1098791908, 1373489885, 2197583816, 2746979770, 5493959540, 10987919080]

約数ペア:

[(1, 10987919080), (2, 5493959540), (4, 2746979770), (5, 2197583816), (8, 1373489885), (10, 1098791908), (20, 549395954), (40, 274697977), (263, 41779160), (526, 20889580), (1052, 10444790), (1315, 8355832), (2104, 5222395), (2630, 4177916), (5260, 2088958), (10520, 1044479)]