3396440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 8316000

約数和(自身を除く): 4919560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 109, 152, 164, 190, 205, 218, 328, 380, 410, 436, 545, 760, 779, 820, 872, 1090, 1558, 1640, 2071, 2180, 3116, 3895, 4142, 4360, 4469, 6232, 7790, 8284, 8938, 10355, 15580, 16568, 17876, 20710, 22345, 31160, 35752, 41420, 44690, 82840, 84911, 89380, 169822, 178760, 339644, 424555, 679288, 849110, 1698220, 3396440]

約数ペア:

[(1, 3396440), (2, 1698220), (4, 849110), (5, 679288), (8, 424555), (10, 339644), (19, 178760), (20, 169822), (38, 89380), (40, 84911), (41, 82840), (76, 44690), (82, 41420), (95, 35752), (109, 31160), (152, 22345), (164, 20710), (190, 17876), (205, 16568), (218, 15580), (328, 10355), (380, 8938), (410, 8284), (436, 7790), (545, 6232), (760, 4469), (779, 4360), (820, 4142), (872, 3895), (1090, 3116), (1558, 2180), (1640, 2071)]