1307884040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1\times {\mathrm{919}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 3012595200

約数和(自身を除く): 1704711160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 757, 919, 940, 1514, 1838, 1880, 3028, 3676, 3785, 4595, 6056, 7352, 7570, 9190, 15140, 18380, 30280, 35579, 36760, 43193, 71158, 86386, 142316, 172772, 177895, 215965, 284632, 345544, 355790, 431930, 695683, 711580, 863860, 1391366, 1423160, 1727720, 2782732, 3478415, 5565464, 6956830, 13913660, 27827320, 32697101, 65394202, 130788404, 163485505, 261576808, 326971010, 653942020, 1307884040]

約数ペア:

[(1, 1307884040), (2, 653942020), (4, 326971010), (5, 261576808), (8, 163485505), (10, 130788404), (20, 65394202), (40, 32697101), (47, 27827320), (94, 13913660), (188, 6956830), (235, 5565464), (376, 3478415), (470, 2782732), (757, 1727720), (919, 1423160), (940, 1391366), (1514, 863860), (1838, 711580), (1880, 695683), (3028, 431930), (3676, 355790), (3785, 345544), (4595, 284632), (6056, 215965), (7352, 177895), (7570, 172772), (9190, 142316), (15140, 86386), (18380, 71158), (30280, 43193), (35579, 36760)]