2229560

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 5065200

約数和(自身を除く): 2835640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 401, 556, 695, 802, 1112, 1390, 1604, 2005, 2780, 3208, 4010, 5560, 8020, 16040, 55739, 111478, 222956, 278695, 445912, 557390, 1114780, 2229560]

約数ペア:

[(1, 2229560), (2, 1114780), (4, 557390), (5, 445912), (8, 278695), (10, 222956), (20, 111478), (40, 55739), (139, 16040), (278, 8020), (401, 5560), (556, 4010), (695, 3208), (802, 2780), (1112, 2005), (1390, 1604)]