2009459840

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{184693}}^1$

素因数の和:184729

約数の個数: 64

約数和(自身を含む): 5086472760

約数和(自身を除く): 3077012920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 184693, 369386, 738772, 923465, 1477544, 1846930, 2955088, 3139781, 3693860, 5910176, 6279562, 7387720, 11820352, 12559124, 14775440, 15698905, 23640704, 25118248, 29550880, 31397810, 50236496, 59101760, 62795620, 100472992, 118203520, 125591240, 200945984, 251182480, 401891968, 502364960, 1004729920, 2009459840]

約数ペア:

[(1, 2009459840), (2, 1004729920), (4, 502364960), (5, 401891968), (8, 251182480), (10, 200945984), (16, 125591240), (17, 118203520), (20, 100472992), (32, 62795620), (34, 59101760), (40, 50236496), (64, 31397810), (68, 29550880), (80, 25118248), (85, 23640704), (128, 15698905), (136, 14775440), (160, 12559124), (170, 11820352), (272, 7387720), (320, 6279562), (340, 5910176), (544, 3693860), (640, 3139781), (680, 2955088), (1088, 1846930), (1360, 1477544), (2176, 923465), (2720, 738772), (5440, 369386), (10880, 184693)]