1489308020

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 3150674688

約数和(自身を除く): 1661366668

約数列:

[1, 2, 4, 5, 10, 20, 331, 367, 613, 662, 734, 1226, 1324, 1468, 1655, 1835, 2452, 3065, 3310, 3670, 6130, 6620, 7340, 12260, 121477, 202903, 224971, 242954, 405806, 449942, 485908, 607385, 811612, 899884, 1014515, 1124855, 1214770, 2029030, 2249710, 2429540, 4058060, 4499420, 74465401, 148930802, 297861604, 372327005, 744654010, 1489308020]

約数ペア:

[(1, 1489308020), (2, 744654010), (4, 372327005), (5, 297861604), (10, 148930802), (20, 74465401), (331, 4499420), (367, 4058060), (613, 2429540), (662, 2249710), (734, 2029030), (1226, 1214770), (1324, 1124855), (1468, 1014515), (1655, 899884), (1835, 811612), (2452, 607385), (3065, 485908), (3310, 449942), (3670, 405806), (6130, 242954), (6620, 224971), (7340, 202903), (12260, 121477)]