2197980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{12211}}^1$

素因数の和:12226

約数の個数: 36

約数和(自身を含む): 6667752

約数和(自身を除く): 4469772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 12211, 24422, 36633, 48844, 61055, 73266, 109899, 122110, 146532, 183165, 219798, 244220, 366330, 439596, 549495, 732660, 1098990, 2197980]

約数ペア:

[(1, 2197980), (2, 1098990), (3, 732660), (4, 549495), (5, 439596), (6, 366330), (9, 244220), (10, 219798), (12, 183165), (15, 146532), (18, 122110), (20, 109899), (30, 73266), (36, 61055), (45, 48844), (60, 36633), (90, 24422), (180, 12211)]