4362800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:870

約数の個数: 60

約数和(自身を含む): 11301360

約数和(自身を除く): 6938560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 839, 1040, 1300, 1678, 2600, 3356, 4195, 5200, 6712, 8390, 10907, 13424, 16780, 20975, 21814, 33560, 41950, 43628, 54535, 67120, 83900, 87256, 109070, 167800, 174512, 218140, 272675, 335600, 436280, 545350, 872560, 1090700, 2181400, 4362800]

約数ペア:

[(1, 4362800), (2, 2181400), (4, 1090700), (5, 872560), (8, 545350), (10, 436280), (13, 335600), (16, 272675), (20, 218140), (25, 174512), (26, 167800), (40, 109070), (50, 87256), (52, 83900), (65, 67120), (80, 54535), (100, 43628), (104, 41950), (130, 33560), (200, 21814), (208, 20975), (260, 16780), (325, 13424), (400, 10907), (520, 8390), (650, 6712), (839, 5200), (1040, 4195), (1300, 3356), (1678, 2600)]