243660147260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{171591653}}^1$

素因数の和:171591733

約数の個数: 24

約数和(自身を含む): 518893161696

約数和(自身を除く): 275233014436

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 171591653, 343183306, 686366612, 857958265, 1715916530, 3431833060, 12183007363, 24366014726, 48732029452, 60915036815, 121830073630, 243660147260]

約数ペア:

[(1, 243660147260), (2, 121830073630), (4, 60915036815), (5, 48732029452), (10, 24366014726), (20, 12183007363), (71, 3431833060), (142, 1715916530), (284, 857958265), (355, 686366612), (710, 343183306), (1420, 171591653)]