16966240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5581}}^1$

素因数の和:5615

約数の個数: 48

約数和(自身を含む): 42199920

約数和(自身を除く): 25233680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 5581, 11162, 22324, 27905, 44648, 55810, 89296, 106039, 111620, 178592, 212078, 223240, 424156, 446480, 530195, 848312, 892960, 1060390, 1696624, 2120780, 3393248, 4241560, 8483120, 16966240]

約数ペア:

[(1, 16966240), (2, 8483120), (4, 4241560), (5, 3393248), (8, 2120780), (10, 1696624), (16, 1060390), (19, 892960), (20, 848312), (32, 530195), (38, 446480), (40, 424156), (76, 223240), (80, 212078), (95, 178592), (152, 111620), (160, 106039), (190, 89296), (304, 55810), (380, 44648), (608, 27905), (760, 22324), (1520, 11162), (3040, 5581)]