31966220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11177}}^1$

素因数の和:11210

約数の個数: 48

約数和(自身を含む): 78871968

約数和(自身を除く): 46905748

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 11177, 22354, 44708, 55885, 111770, 122947, 145301, 223540, 245894, 290602, 491788, 581204, 614735, 726505, 1229470, 1453010, 1598311, 2458940, 2906020, 3196622, 6393244, 7991555, 15983110, 31966220]

約数ペア:

[(1, 31966220), (2, 15983110), (4, 7991555), (5, 6393244), (10, 3196622), (11, 2906020), (13, 2458940), (20, 1598311), (22, 1453010), (26, 1229470), (44, 726505), (52, 614735), (55, 581204), (65, 491788), (110, 290602), (130, 245894), (143, 223540), (220, 145301), (260, 122947), (286, 111770), (572, 55885), (715, 44708), (1430, 22354), (2860, 11177)]