20187274320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28037881}}^1$

素因数の和:28037900

約数の個数: 60

約数和(自身を含む): 67795598676

約数和(自身を除く): 47608324356

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28037881, 56075762, 84113643, 112151524, 140189405, 168227286, 224303048, 252340929, 280378810, 336454572, 420568215, 448606096, 504681858, 560757620, 672909144, 841136430, 1009363716, 1121515240, 1261704645, 1345818288, 1682272860, 2018727432, 2243030480, 2523409290, 3364545720, 4037454864, 5046818580, 6729091440, 10093637160, 20187274320]

約数ペア:

[(1, 20187274320), (2, 10093637160), (3, 6729091440), (4, 5046818580), (5, 4037454864), (6, 3364545720), (8, 2523409290), (9, 2243030480), (10, 2018727432), (12, 1682272860), (15, 1345818288), (16, 1261704645), (18, 1121515240), (20, 1009363716), (24, 841136430), (30, 672909144), (36, 560757620), (40, 504681858), (45, 448606096), (48, 420568215), (60, 336454572), (72, 280378810), (80, 252340929), (90, 224303048), (120, 168227286), (144, 140189405), (180, 112151524), (240, 84113643), (360, 56075762), (720, 28037881)]