29723320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1636

約数の個数: 64

約数和(自身を含む): 74701440

約数和(自身を除く): 44978120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1571, 1720, 1892, 2365, 3142, 3784, 4730, 6284, 7855, 9460, 12568, 15710, 17281, 18920, 31420, 34562, 62840, 67553, 69124, 86405, 135106, 138248, 172810, 270212, 337765, 345620, 540424, 675530, 691240, 743083, 1351060, 1486166, 2702120, 2972332, 3715415, 5944664, 7430830, 14861660, 29723320]

約数ペア:

[(1, 29723320), (2, 14861660), (4, 7430830), (5, 5944664), (8, 3715415), (10, 2972332), (11, 2702120), (20, 1486166), (22, 1351060), (40, 743083), (43, 691240), (44, 675530), (55, 540424), (86, 345620), (88, 337765), (110, 270212), (172, 172810), (215, 138248), (220, 135106), (344, 86405), (430, 69124), (440, 67553), (473, 62840), (860, 34562), (946, 31420), (1571, 18920), (1720, 17281), (1892, 15710), (2365, 12568), (3142, 9460), (3784, 7855), (4730, 6284)]