2001460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 4636800

約数和(自身を除く): 2635340

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 229, 230, 380, 437, 458, 460, 874, 916, 1145, 1748, 2185, 2290, 4351, 4370, 4580, 5267, 8702, 8740, 10534, 17404, 21068, 21755, 26335, 43510, 52670, 87020, 100073, 105340, 200146, 400292, 500365, 1000730, 2001460]

約数ペア:

[(1, 2001460), (2, 1000730), (4, 500365), (5, 400292), (10, 200146), (19, 105340), (20, 100073), (23, 87020), (38, 52670), (46, 43510), (76, 26335), (92, 21755), (95, 21068), (115, 17404), (190, 10534), (229, 8740), (230, 8702), (380, 5267), (437, 4580), (458, 4370), (460, 4351), (874, 2290), (916, 2185), (1145, 1748)]