272274440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{166021}}^1$

素因数の和:166073

約数の個数: 32

約数和(自身を含む): 627563160

約数和(自身を除く): 355288720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 166021, 332042, 664084, 830105, 1328168, 1660210, 3320420, 6640840, 6806861, 13613722, 27227444, 34034305, 54454888, 68068610, 136137220, 272274440]

約数ペア:

[(1, 272274440), (2, 136137220), (4, 68068610), (5, 54454888), (8, 34034305), (10, 27227444), (20, 13613722), (40, 6806861), (41, 6640840), (82, 3320420), (164, 1660210), (205, 1328168), (328, 830105), (410, 664084), (820, 332042), (1640, 166021)]