1020409760

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1\times {\mathrm{12241}}^1$

素因数の和:12777

約数の個数: 48

約数和(自身を含む): 2415542472

約数和(自身を除く): 1395132712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 1042, 2084, 2605, 4168, 5210, 8336, 10420, 12241, 16672, 20840, 24482, 41680, 48964, 61205, 83360, 97928, 122410, 195856, 244820, 391712, 489640, 979280, 1958560, 6377561, 12755122, 25510244, 31887805, 51020488, 63775610, 102040976, 127551220, 204081952, 255102440, 510204880, 1020409760]

約数ペア:

[(1, 1020409760), (2, 510204880), (4, 255102440), (5, 204081952), (8, 127551220), (10, 102040976), (16, 63775610), (20, 51020488), (32, 31887805), (40, 25510244), (80, 12755122), (160, 6377561), (521, 1958560), (1042, 979280), (2084, 489640), (2605, 391712), (4168, 244820), (5210, 195856), (8336, 122410), (10420, 97928), (12241, 83360), (16672, 61205), (20840, 48964), (24482, 41680)]