1330872560

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{152623}}^1$

素因数の和:152745

約数の個数: 40

約数和(自身を含む): 3122687040

約数和(自身を除く): 1791814480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 152623, 305246, 610492, 763115, 1220984, 1526230, 2441968, 3052460, 6104920, 12209840, 16635907, 33271814, 66543628, 83179535, 133087256, 166359070, 266174512, 332718140, 665436280, 1330872560]

約数ペア:

[(1, 1330872560), (2, 665436280), (4, 332718140), (5, 266174512), (8, 166359070), (10, 133087256), (16, 83179535), (20, 66543628), (40, 33271814), (80, 16635907), (109, 12209840), (218, 6104920), (436, 3052460), (545, 2441968), (872, 1526230), (1090, 1220984), (1744, 763115), (2180, 610492), (4360, 305246), (8720, 152623)]