17816960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 50379840

約数和(自身を除く): 32562880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 97, 112, 128, 140, 160, 164, 194, 205, 224, 280, 287, 320, 328, 388, 410, 448, 485, 560, 574, 640, 656, 679, 776, 820, 896, 970, 1120, 1148, 1312, 1358, 1435, 1552, 1640, 1940, 2240, 2296, 2624, 2716, 2870, 3104, 3280, 3395, 3880, 3977, 4480, 4592, 5248, 5432, 5740, 6208, 6560, 6790, 7760, 7954, 9184, 10864, 11480, 12416, 13120, 13580, 15520, 15908, 18368, 19885, 21728, 22960, 26240, 27160, 27839, 31040, 31816, 36736, 39770, 43456, 45920, 54320, 55678, 62080, 63632, 79540, 86912, 91840, 108640, 111356, 127264, 139195, 159080, 183680, 217280, 222712, 254528, 278390, 318160, 434560, 445424, 509056, 556780, 636320, 890848, 1113560, 1272640, 1781696, 2227120, 2545280, 3563392, 4454240, 8908480, 17816960]

約数ペア:

[(1, 17816960), (2, 8908480), (4, 4454240), (5, 3563392), (7, 2545280), (8, 2227120), (10, 1781696), (14, 1272640), (16, 1113560), (20, 890848), (28, 636320), (32, 556780), (35, 509056), (40, 445424), (41, 434560), (56, 318160), (64, 278390), (70, 254528), (80, 222712), (82, 217280), (97, 183680), (112, 159080), (128, 139195), (140, 127264), (160, 111356), (164, 108640), (194, 91840), (205, 86912), (224, 79540), (280, 63632), (287, 62080), (320, 55678), (328, 54320), (388, 45920), (410, 43456), (448, 39770), (485, 36736), (560, 31816), (574, 31040), (640, 27839), (656, 27160), (679, 26240), (776, 22960), (820, 21728), (896, 19885), (970, 18368), (1120, 15908), (1148, 15520), (1312, 13580), (1358, 13120), (1435, 12416), (1552, 11480), (1640, 10864), (1940, 9184), (2240, 7954), (2296, 7760), (2624, 6790), (2716, 6560), (2870, 6208), (3104, 5740), (3280, 5432), (3395, 5248), (3880, 4592), (3977, 4480)]