11251280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8273}}^1$

素因数の和:8303

約数の個数: 40

約数和(自身を含む): 27701352

約数和(自身を除く): 16450072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8273, 16546, 33092, 41365, 66184, 82730, 132368, 140641, 165460, 281282, 330920, 562564, 661840, 703205, 1125128, 1406410, 2250256, 2812820, 5625640, 11251280]

約数ペア:

[(1, 11251280), (2, 5625640), (4, 2812820), (5, 2250256), (8, 1406410), (10, 1125128), (16, 703205), (17, 661840), (20, 562564), (34, 330920), (40, 281282), (68, 165460), (80, 140641), (85, 132368), (136, 82730), (170, 66184), (272, 41365), (340, 33092), (680, 16546), (1360, 8273)]