520010252920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{18492541}}^1$

素因数の和:18492608

約数の個数: 64

約数和(自身を含む): 1264889872800

約数和(自身を除く): 744879619880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 18492541, 36985082, 73970164, 92462705, 147940328, 184925410, 351358279, 369850820, 684224017, 702716558, 739701640, 1368448034, 1405433116, 1756791395, 2736896068, 2810866232, 3421120085, 3513582790, 5473792136, 6842240170, 7027165580, 13000256323, 13684480340, 14054331160, 26000512646, 27368960680, 52001025292, 65001281615, 104002050584, 130002563230, 260005126460, 520010252920]

約数ペア:

[(1, 520010252920), (2, 260005126460), (4, 130002563230), (5, 104002050584), (8, 65001281615), (10, 52001025292), (19, 27368960680), (20, 26000512646), (37, 14054331160), (38, 13684480340), (40, 13000256323), (74, 7027165580), (76, 6842240170), (95, 5473792136), (148, 3513582790), (152, 3421120085), (185, 2810866232), (190, 2736896068), (296, 1756791395), (370, 1405433116), (380, 1368448034), (703, 739701640), (740, 702716558), (760, 684224017), (1406, 369850820), (1480, 351358279), (2812, 184925410), (3515, 147940328), (5624, 92462705), (7030, 73970164), (14060, 36985082), (28120, 18492541)]