1330838440

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{106297}}^1$

素因数の和:106621

約数の個数: 32

約数和(自身を含む): 3003981480

約数和(自身を除く): 1673143040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 106297, 212594, 425188, 531485, 850376, 1062970, 2125940, 4251880, 33270961, 66541922, 133083844, 166354805, 266167688, 332709610, 665419220, 1330838440]

約数ペア:

[(1, 1330838440), (2, 665419220), (4, 332709610), (5, 266167688), (8, 166354805), (10, 133083844), (20, 66541922), (40, 33270961), (313, 4251880), (626, 2125940), (1252, 1062970), (1565, 850376), (2504, 531485), (3130, 425188), (6260, 212594), (12520, 106297)]