16678960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10973}}^1$

素因数の和:11005

約数の個数: 40

約数和(自身を含む): 40823280

約数和(自身を除く): 24144320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10973, 21946, 43892, 54865, 87784, 109730, 175568, 208487, 219460, 416974, 438920, 833948, 877840, 1042435, 1667896, 2084870, 3335792, 4169740, 8339480, 16678960]

約数ペア:

[(1, 16678960), (2, 8339480), (4, 4169740), (5, 3335792), (8, 2084870), (10, 1667896), (16, 1042435), (19, 877840), (20, 833948), (38, 438920), (40, 416974), (76, 219460), (80, 208487), (95, 175568), (152, 109730), (190, 87784), (304, 54865), (380, 43892), (760, 21946), (1520, 10973)]