8090390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 19699200

約数和(自身を除く): 11608810

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 79, 95, 98, 110, 133, 154, 158, 190, 209, 245, 266, 385, 395, 418, 490, 539, 553, 665, 770, 790, 869, 931, 1045, 1078, 1106, 1330, 1463, 1501, 1738, 1862, 2090, 2695, 2765, 2926, 3002, 3871, 4345, 4655, 5390, 5530, 6083, 7315, 7505, 7742, 8690, 9310, 10241, 10507, 12166, 14630, 15010, 16511, 19355, 20482, 21014, 30415, 33022, 38710, 42581, 51205, 52535, 60830, 73549, 82555, 85162, 102410, 105070, 115577, 147098, 165110, 212905, 231154, 367745, 425810, 577885, 735490, 809039, 1155770, 1618078, 4045195, 8090390]

約数ペア:

[(1, 8090390), (2, 4045195), (5, 1618078), (7, 1155770), (10, 809039), (11, 735490), (14, 577885), (19, 425810), (22, 367745), (35, 231154), (38, 212905), (49, 165110), (55, 147098), (70, 115577), (77, 105070), (79, 102410), (95, 85162), (98, 82555), (110, 73549), (133, 60830), (154, 52535), (158, 51205), (190, 42581), (209, 38710), (245, 33022), (266, 30415), (385, 21014), (395, 20482), (418, 19355), (490, 16511), (539, 15010), (553, 14630), (665, 12166), (770, 10507), (790, 10241), (869, 9310), (931, 8690), (1045, 7742), (1078, 7505), (1106, 7315), (1330, 6083), (1463, 5530), (1501, 5390), (1738, 4655), (1862, 4345), (2090, 3871), (2695, 3002), (2765, 2926)]