26797780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 60011280

約数和(自身を除く): 33213500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 269, 293, 340, 538, 586, 1076, 1172, 1345, 1465, 2690, 2930, 4573, 4981, 5380, 5860, 9146, 9962, 18292, 19924, 22865, 24905, 45730, 49810, 78817, 91460, 99620, 157634, 315268, 394085, 788170, 1339889, 1576340, 2679778, 5359556, 6699445, 13398890, 26797780]

約数ペア:

[(1, 26797780), (2, 13398890), (4, 6699445), (5, 5359556), (10, 2679778), (17, 1576340), (20, 1339889), (34, 788170), (68, 394085), (85, 315268), (170, 157634), (269, 99620), (293, 91460), (340, 78817), (538, 49810), (586, 45730), (1076, 24905), (1172, 22865), (1345, 19924), (1465, 18292), (2690, 9962), (2930, 9146), (4573, 5860), (4981, 5380)]