38842810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 71280000

約数和(自身を除く): 32437190

約数列:

[1, 2, 5, 10, 131, 149, 199, 262, 298, 398, 655, 745, 995, 1310, 1490, 1990, 19519, 26069, 29651, 39038, 52138, 59302, 97595, 130345, 148255, 195190, 260690, 296510, 3884281, 7768562, 19421405, 38842810]

約数ペア:

[(1, 38842810), (2, 19421405), (5, 7768562), (10, 3884281), (131, 296510), (149, 260690), (199, 195190), (262, 148255), (298, 130345), (398, 97595), (655, 59302), (745, 52138), (995, 39038), (1310, 29651), (1490, 26069), (1990, 19519)]