2028702940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{563}}^1\times {\mathrm{1489}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 4694250960

約数和(自身を除く): 2665548020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 563, 605, 1126, 1210, 1489, 2252, 2420, 2815, 2978, 5630, 5956, 6193, 7445, 11260, 12386, 14890, 16379, 24772, 29780, 30965, 32758, 61930, 65516, 68123, 81895, 123860, 136246, 163790, 180169, 272492, 327580, 340615, 360338, 681230, 720676, 838307, 900845, 1362460, 1676614, 1801690, 3353228, 3603380, 4191535, 8383070, 9221377, 16766140, 18442754, 36885508, 46106885, 92213770, 101435147, 184427540, 202870294, 405740588, 507175735, 1014351470, 2028702940]

約数ペア:

[(1, 2028702940), (2, 1014351470), (4, 507175735), (5, 405740588), (10, 202870294), (11, 184427540), (20, 101435147), (22, 92213770), (44, 46106885), (55, 36885508), (110, 18442754), (121, 16766140), (220, 9221377), (242, 8383070), (484, 4191535), (563, 3603380), (605, 3353228), (1126, 1801690), (1210, 1676614), (1489, 1362460), (2252, 900845), (2420, 838307), (2815, 720676), (2978, 681230), (5630, 360338), (5956, 340615), (6193, 327580), (7445, 272492), (11260, 180169), (12386, 163790), (14890, 136246), (16379, 123860), (24772, 81895), (29780, 68123), (30965, 65516), (32758, 61930)]