26211280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19273}}^1$

素因数の和:19303

約数の個数: 40

約数和(自身を含む): 64529352

約数和(自身を除く): 38318072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 19273, 38546, 77092, 96365, 154184, 192730, 308368, 327641, 385460, 655282, 770920, 1310564, 1541840, 1638205, 2621128, 3276410, 5242256, 6552820, 13105640, 26211280]

約数ペア:

[(1, 26211280), (2, 13105640), (4, 6552820), (5, 5242256), (8, 3276410), (10, 2621128), (16, 1638205), (17, 1541840), (20, 1310564), (34, 770920), (40, 655282), (68, 385460), (80, 327641), (85, 308368), (136, 192730), (170, 154184), (272, 96365), (340, 77092), (680, 38546), (1360, 19273)]