203208779240

素因数分解:

$2^3\times 5^1\times {\mathrm{21737}}^1\times {\mathrm{233713}}^1$

素因数の和:255461

約数の個数: 32

約数和(自身を含む): 457242743880

約数和(自身を除く): 254033964640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21737, 43474, 86948, 108685, 173896, 217370, 233713, 434740, 467426, 869480, 934852, 1168565, 1869704, 2337130, 4674260, 9348520, 5080219481, 10160438962, 20320877924, 25401097405, 40641755848, 50802194810, 101604389620, 203208779240]

約数ペア:

[(1, 203208779240), (2, 101604389620), (4, 50802194810), (5, 40641755848), (8, 25401097405), (10, 20320877924), (20, 10160438962), (40, 5080219481), (21737, 9348520), (43474, 4674260), (86948, 2337130), (108685, 1869704), (173896, 1168565), (217370, 934852), (233713, 869480), (434740, 467426)]