923681720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1776311}}^1$

素因数の和:1776335

約数の個数: 32

約数和(自身を含む): 2238153120

約数和(自身を除く): 1314471400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1776311, 3552622, 7105244, 8881555, 14210488, 17763110, 23092043, 35526220, 46184086, 71052440, 92368172, 115460215, 184736344, 230920430, 461840860, 923681720]

約数ペア:

[(1, 923681720), (2, 461840860), (4, 230920430), (5, 184736344), (8, 115460215), (10, 92368172), (13, 71052440), (20, 46184086), (26, 35526220), (40, 23092043), (52, 17763110), (65, 14210488), (104, 8881555), (130, 7105244), (260, 3552622), (520, 1776311)]