11857280

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 28788480

約数和(自身を除く): 16931200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 191, 194, 320, 382, 388, 485, 640, 764, 776, 955, 970, 1528, 1552, 1910, 1940, 3056, 3104, 3820, 3880, 6112, 6208, 7640, 7760, 12224, 12416, 15280, 15520, 18527, 24448, 30560, 31040, 37054, 61120, 62080, 74108, 92635, 122240, 148216, 185270, 296432, 370540, 592864, 741080, 1185728, 1482160, 2371456, 2964320, 5928640, 11857280]

約数ペア:

[(1, 11857280), (2, 5928640), (4, 2964320), (5, 2371456), (8, 1482160), (10, 1185728), (16, 741080), (20, 592864), (32, 370540), (40, 296432), (64, 185270), (80, 148216), (97, 122240), (128, 92635), (160, 74108), (191, 62080), (194, 61120), (320, 37054), (382, 31040), (388, 30560), (485, 24448), (640, 18527), (764, 15520), (776, 15280), (955, 12416), (970, 12224), (1528, 7760), (1552, 7640), (1910, 6208), (1940, 6112), (3056, 3880), (3104, 3820)]