194579620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3511}}^1$

素因数の和:3700

約数の個数: 48

約数和(自身を含む): 435431808

約数和(自身を除く): 240852188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1630, 2771, 3260, 3511, 5542, 7022, 11084, 13855, 14044, 17555, 27710, 35110, 55420, 59687, 70220, 119374, 238748, 298435, 572293, 596870, 1144586, 1193740, 2289172, 2861465, 5722930, 9728981, 11445860, 19457962, 38915924, 48644905, 97289810, 194579620]

約数ペア:

[(1, 194579620), (2, 97289810), (4, 48644905), (5, 38915924), (10, 19457962), (17, 11445860), (20, 9728981), (34, 5722930), (68, 2861465), (85, 2289172), (163, 1193740), (170, 1144586), (326, 596870), (340, 572293), (652, 298435), (815, 238748), (1630, 119374), (2771, 70220), (3260, 59687), (3511, 55420), (5542, 35110), (7022, 27710), (11084, 17555), (13855, 14044)]