3977920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 56

約数和(自身を含む): 9802368

約数和(自身を除く): 5824448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 401, 496, 620, 802, 992, 1240, 1604, 1984, 2005, 2480, 3208, 4010, 4960, 6416, 8020, 9920, 12431, 12832, 16040, 24862, 25664, 32080, 49724, 62155, 64160, 99448, 124310, 128320, 198896, 248620, 397792, 497240, 795584, 994480, 1988960, 3977920]

約数ペア:

[(1, 3977920), (2, 1988960), (4, 994480), (5, 795584), (8, 497240), (10, 397792), (16, 248620), (20, 198896), (31, 128320), (32, 124310), (40, 99448), (62, 64160), (64, 62155), (80, 49724), (124, 32080), (155, 25664), (160, 24862), (248, 16040), (310, 12832), (320, 12431), (401, 9920), (496, 8020), (620, 6416), (802, 4960), (992, 4010), (1240, 3208), (1604, 2480), (1984, 2005)]