74906960

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1907}}^1$

素因数の和:2411

約数の個数: 40

約数和(自身を含む): 174604896

約数和(自身を除く): 99697936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1907, 1964, 2455, 3814, 3928, 4910, 7628, 7856, 9535, 9820, 15256, 19070, 19640, 30512, 38140, 39280, 76280, 152560, 936337, 1872674, 3745348, 4681685, 7490696, 9363370, 14981392, 18726740, 37453480, 74906960]

約数ペア:

[(1, 74906960), (2, 37453480), (4, 18726740), (5, 14981392), (8, 9363370), (10, 7490696), (16, 4681685), (20, 3745348), (40, 1872674), (80, 936337), (491, 152560), (982, 76280), (1907, 39280), (1964, 38140), (2455, 30512), (3814, 19640), (3928, 19070), (4910, 15256), (7628, 9820), (7856, 9535)]