9838660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 22579200

約数和(自身を除く): 12740540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 479, 790, 958, 1027, 1580, 1916, 2054, 2395, 4108, 4790, 5135, 6227, 9580, 10270, 12454, 20540, 24908, 31135, 37841, 62270, 75682, 124540, 151364, 189205, 378410, 491933, 756820, 983866, 1967732, 2459665, 4919330, 9838660]

約数ペア:

[(1, 9838660), (2, 4919330), (4, 2459665), (5, 1967732), (10, 983866), (13, 756820), (20, 491933), (26, 378410), (52, 189205), (65, 151364), (79, 124540), (130, 75682), (158, 62270), (260, 37841), (316, 31135), (395, 24908), (479, 20540), (790, 12454), (958, 10270), (1027, 9580), (1580, 6227), (1916, 5135), (2054, 4790), (2395, 4108)]