157071303980

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{18221729}}^1$

素因数の和:18222169

約数の個数: 24

約数和(自身を含む): 330615069120

約数和(自身を除く): 173543765140

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 18221729, 36443458, 72886916, 91108645, 182217290, 364434580, 7853565199, 15707130398, 31414260796, 39267825995, 78535651990, 157071303980]

約数ペア:

[(1, 157071303980), (2, 78535651990), (4, 39267825995), (5, 31414260796), (10, 15707130398), (20, 7853565199), (431, 364434580), (862, 182217290), (1724, 91108645), (2155, 72886916), (4310, 36443458), (8620, 18221729)]