509418040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3769}}^1$

素因数の和:3920

約数の個数: 64

約数和(自身を含む): 1194336000

約数和(自身を除く): 684917960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1240, 2180, 3379, 3769, 4360, 6758, 7538, 13516, 15076, 16895, 18845, 27032, 30152, 33790, 37690, 67580, 75380, 116839, 135160, 150760, 233678, 410821, 467356, 584195, 821642, 934712, 1168390, 1643284, 2054105, 2336780, 3286568, 4108210, 4673560, 8216420, 12735451, 16432840, 25470902, 50941804, 63677255, 101883608, 127354510, 254709020, 509418040]

約数ペア:

[(1, 509418040), (2, 254709020), (4, 127354510), (5, 101883608), (8, 63677255), (10, 50941804), (20, 25470902), (31, 16432840), (40, 12735451), (62, 8216420), (109, 4673560), (124, 4108210), (155, 3286568), (218, 2336780), (248, 2054105), (310, 1643284), (436, 1168390), (545, 934712), (620, 821642), (872, 584195), (1090, 467356), (1240, 410821), (2180, 233678), (3379, 150760), (3769, 135160), (4360, 116839), (6758, 75380), (7538, 67580), (13516, 37690), (15076, 33790), (16895, 30152), (18845, 27032)]