3903800

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 9207000

約数和(自身を除く): 5303200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 149, 200, 262, 298, 524, 596, 655, 745, 1048, 1192, 1310, 1490, 2620, 2980, 3275, 3725, 5240, 5960, 6550, 7450, 13100, 14900, 19519, 26200, 29800, 39038, 78076, 97595, 156152, 195190, 390380, 487975, 780760, 975950, 1951900, 3903800]

約数ペア:

[(1, 3903800), (2, 1951900), (4, 975950), (5, 780760), (8, 487975), (10, 390380), (20, 195190), (25, 156152), (40, 97595), (50, 78076), (100, 39038), (131, 29800), (149, 26200), (200, 19519), (262, 14900), (298, 13100), (524, 7450), (596, 6550), (655, 5960), (745, 5240), (1048, 3725), (1192, 3275), (1310, 2980), (1490, 2620)]