248292280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{117119}}^1$

素因数の和:117183

約数の個数: 32

約数和(自身を含む): 569203200

約数和(自身を除く): 320910920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 117119, 234238, 468476, 585595, 936952, 1171190, 2342380, 4684760, 6207307, 12414614, 24829228, 31036535, 49658456, 62073070, 124146140, 248292280]

約数ペア:

[(1, 248292280), (2, 124146140), (4, 62073070), (5, 49658456), (8, 31036535), (10, 24829228), (20, 12414614), (40, 6207307), (53, 4684760), (106, 2342380), (212, 1171190), (265, 936952), (424, 585595), (530, 468476), (1060, 234238), (2120, 117119)]