12912420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{701}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 23411868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 701, 921, 1228, 1402, 1535, 1842, 2103, 2804, 3070, 3505, 3684, 4206, 4605, 6140, 7010, 8412, 9210, 10515, 14020, 18420, 21030, 42060, 215207, 430414, 645621, 860828, 1076035, 1291242, 2152070, 2582484, 3228105, 4304140, 6456210, 12912420]

約数ペア:

[(1, 12912420), (2, 6456210), (3, 4304140), (4, 3228105), (5, 2582484), (6, 2152070), (10, 1291242), (12, 1076035), (15, 860828), (20, 645621), (30, 430414), (60, 215207), (307, 42060), (614, 21030), (701, 18420), (921, 14020), (1228, 10515), (1402, 9210), (1535, 8412), (1842, 7010), (2103, 6140), (2804, 4605), (3070, 4206), (3505, 3684)]