61138220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21377}}^1$

素因数の和:21410

約数の個数: 48

約数和(自身を含む): 150843168

約数和(自身を除く): 89704948

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, 21377, 42754, 85508, 106885, 213770, 235147, 277901, 427540, 470294, 555802, 940588, 1111604, 1175735, 1389505, 2351470, 2779010, 3056911, 4702940, 5558020, 6113822, 12227644, 15284555, 30569110, 61138220]

約数ペア:

[(1, 61138220), (2, 30569110), (4, 15284555), (5, 12227644), (10, 6113822), (11, 5558020), (13, 4702940), (20, 3056911), (22, 2779010), (26, 2351470), (44, 1389505), (52, 1175735), (55, 1111604), (65, 940588), (110, 555802), (130, 470294), (143, 427540), (220, 277901), (260, 235147), (286, 213770), (572, 106885), (715, 85508), (1430, 42754), (2860, 21377)]