13201540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2652

約数の個数: 48

約数和(自身を含む): 31570560

約数和(自身を除く): 18369020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 2609, 5060, 5218, 10436, 13045, 26090, 28699, 52180, 57398, 60007, 114796, 120014, 143495, 240028, 286990, 300035, 573980, 600070, 660077, 1200140, 1320154, 2640308, 3300385, 6600770, 13201540]

約数ペア:

[(1, 13201540), (2, 6600770), (4, 3300385), (5, 2640308), (10, 1320154), (11, 1200140), (20, 660077), (22, 600070), (23, 573980), (44, 300035), (46, 286990), (55, 240028), (92, 143495), (110, 120014), (115, 114796), (220, 60007), (230, 57398), (253, 52180), (460, 28699), (506, 26090), (1012, 13045), (1265, 10436), (2530, 5218), (2609, 5060)]