16474520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 39852000

約数和(自身を除く): 23377480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 409, 424, 530, 760, 818, 1007, 1060, 1636, 2014, 2045, 2120, 3272, 4028, 4090, 5035, 7771, 8056, 8180, 10070, 15542, 16360, 20140, 21677, 31084, 38855, 40280, 43354, 62168, 77710, 86708, 108385, 155420, 173416, 216770, 310840, 411863, 433540, 823726, 867080, 1647452, 2059315, 3294904, 4118630, 8237260, 16474520]

約数ペア:

[(1, 16474520), (2, 8237260), (4, 4118630), (5, 3294904), (8, 2059315), (10, 1647452), (19, 867080), (20, 823726), (38, 433540), (40, 411863), (53, 310840), (76, 216770), (95, 173416), (106, 155420), (152, 108385), (190, 86708), (212, 77710), (265, 62168), (380, 43354), (409, 40280), (424, 38855), (530, 31084), (760, 21677), (818, 20140), (1007, 16360), (1060, 15542), (1636, 10070), (2014, 8180), (2045, 8056), (2120, 7771), (3272, 5035), (4028, 4090)]