918432820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{10271}}^1$

素因数の和:10560

約数の個数: 48

約数和(自身を含む): 2050126848

約数和(自身を除く): 1131694028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 263, 340, 526, 1052, 1315, 2630, 4471, 5260, 8942, 10271, 17884, 20542, 22355, 41084, 44710, 51355, 89420, 102710, 174607, 205420, 349214, 698428, 873035, 1746070, 2701273, 3492140, 5402546, 10805092, 13506365, 27012730, 45921641, 54025460, 91843282, 183686564, 229608205, 459216410, 918432820]

約数ペア:

[(1, 918432820), (2, 459216410), (4, 229608205), (5, 183686564), (10, 91843282), (17, 54025460), (20, 45921641), (34, 27012730), (68, 13506365), (85, 10805092), (170, 5402546), (263, 3492140), (340, 2701273), (526, 1746070), (1052, 873035), (1315, 698428), (2630, 349214), (4471, 205420), (5260, 174607), (8942, 102710), (10271, 89420), (17884, 51355), (20542, 44710), (22355, 41084)]