423908980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{3727}}^1$

素因数の和:3805

約数の個数: 72

約数和(自身を含む): 999581184

約数和(自身を除く): 575672204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 605, 940, 1034, 1210, 2068, 2420, 2585, 3727, 5170, 5687, 7454, 10340, 11374, 14908, 18635, 22748, 28435, 37270, 40997, 56870, 74540, 81994, 113740, 163988, 175169, 204985, 350338, 409970, 450967, 700676, 819940, 875845, 901934, 1751690, 1803868, 1926859, 2254835, 3503380, 3853718, 4509670, 7707436, 9019340, 9634295, 19268590, 21195449, 38537180, 42390898, 84781796, 105977245, 211954490, 423908980]

約数ペア:

[(1, 423908980), (2, 211954490), (4, 105977245), (5, 84781796), (10, 42390898), (11, 38537180), (20, 21195449), (22, 19268590), (44, 9634295), (47, 9019340), (55, 7707436), (94, 4509670), (110, 3853718), (121, 3503380), (188, 2254835), (220, 1926859), (235, 1803868), (242, 1751690), (470, 901934), (484, 875845), (517, 819940), (605, 700676), (940, 450967), (1034, 409970), (1210, 350338), (2068, 204985), (2420, 175169), (2585, 163988), (3727, 113740), (5170, 81994), (5687, 74540), (7454, 56870), (10340, 40997), (11374, 37270), (14908, 28435), (18635, 22748)]