4221250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:340

約数の個数: 40

約数和(自身を含む): 8659728

約数和(自身を除く): 4438478

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 307, 550, 614, 625, 1250, 1375, 1535, 2750, 3070, 3377, 6754, 6875, 7675, 13750, 15350, 16885, 33770, 38375, 76750, 84425, 168850, 191875, 383750, 422125, 844250, 2110625, 4221250]

約数ペア:

[(1, 4221250), (2, 2110625), (5, 844250), (10, 422125), (11, 383750), (22, 191875), (25, 168850), (50, 84425), (55, 76750), (110, 38375), (125, 33770), (250, 16885), (275, 15350), (307, 13750), (550, 7675), (614, 6875), (625, 6754), (1250, 3377), (1375, 3070), (1535, 2750)]