201942620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21347}}^1$

素因数の和:21410

約数の個数: 48

約数和(自身を含む): 473413248

約数和(自身を除く): 271470628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 21347, 42694, 85388, 106735, 213470, 234817, 426940, 469634, 917921, 939268, 1174085, 1835842, 2348170, 3671684, 4589605, 4696340, 9179210, 10097131, 18358420, 20194262, 40388524, 50485655, 100971310, 201942620]

約数ペア:

[(1, 201942620), (2, 100971310), (4, 50485655), (5, 40388524), (10, 20194262), (11, 18358420), (20, 10097131), (22, 9179210), (43, 4696340), (44, 4589605), (55, 3671684), (86, 2348170), (110, 1835842), (172, 1174085), (215, 939268), (220, 917921), (430, 469634), (473, 426940), (860, 234817), (946, 213470), (1892, 106735), (2365, 85388), (4730, 42694), (9460, 21347)]