15446240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5081}}^1$

素因数の和:5115

約数の個数: 48

約数和(自身を含む): 38419920

約数和(自身を除く): 22973680

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, 5081, 10162, 20324, 25405, 40648, 50810, 81296, 96539, 101620, 162592, 193078, 203240, 386156, 406480, 482695, 772312, 812960, 965390, 1544624, 1930780, 3089248, 3861560, 7723120, 15446240]

約数ペア:

[(1, 15446240), (2, 7723120), (4, 3861560), (5, 3089248), (8, 1930780), (10, 1544624), (16, 965390), (19, 812960), (20, 772312), (32, 482695), (38, 406480), (40, 386156), (76, 203240), (80, 193078), (95, 162592), (152, 101620), (160, 96539), (190, 81296), (304, 50810), (380, 40648), (608, 25405), (760, 20324), (1520, 10162), (3040, 5081)]