28669160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4241}}^1$

素因数の和:4278

約数の個数: 48

約数和(自身を含む): 69865740

約数和(自身を除く): 41196580

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4241, 6760, 8482, 16964, 21205, 33928, 42410, 55133, 84820, 110266, 169640, 220532, 275665, 441064, 551330, 716729, 1102660, 1433458, 2205320, 2866916, 3583645, 5733832, 7167290, 14334580, 28669160]

約数ペア:

[(1, 28669160), (2, 14334580), (4, 7167290), (5, 5733832), (8, 3583645), (10, 2866916), (13, 2205320), (20, 1433458), (26, 1102660), (40, 716729), (52, 551330), (65, 441064), (104, 275665), (130, 220532), (169, 169640), (260, 110266), (338, 84820), (520, 55133), (676, 42410), (845, 33928), (1352, 21205), (1690, 16964), (3380, 8482), (4241, 6760)]