48808880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19681}}^1$

素因数の和:19725

約数の個数: 40

約数和(自身を含む): 117147264

約数和(自身を除く): 68338384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 19681, 39362, 78724, 98405, 157448, 196810, 314896, 393620, 610111, 787240, 1220222, 1574480, 2440444, 3050555, 4880888, 6101110, 9761776, 12202220, 24404440, 48808880]

約数ペア:

[(1, 48808880), (2, 24404440), (4, 12202220), (5, 9761776), (8, 6101110), (10, 4880888), (16, 3050555), (20, 2440444), (31, 1574480), (40, 1220222), (62, 787240), (80, 610111), (124, 393620), (155, 314896), (248, 196810), (310, 157448), (496, 98405), (620, 78724), (1240, 39362), (2480, 19681)]