1679807640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1999771}}^1$

素因数の和:1999792

約数の個数: 64

約数和(自身を含む): 5759343360

約数和(自身を除く): 4079535720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1999771, 3999542, 5999313, 7999084, 9998855, 11998626, 13998397, 15998168, 19997710, 23997252, 27996794, 29996565, 39995420, 41995191, 47994504, 55993588, 59993130, 69991985, 79990840, 83990382, 111987176, 119986260, 139983970, 167980764, 209975955, 239972520, 279967940, 335961528, 419951910, 559935880, 839903820, 1679807640]

約数ペア:

[(1, 1679807640), (2, 839903820), (3, 559935880), (4, 419951910), (5, 335961528), (6, 279967940), (7, 239972520), (8, 209975955), (10, 167980764), (12, 139983970), (14, 119986260), (15, 111987176), (20, 83990382), (21, 79990840), (24, 69991985), (28, 59993130), (30, 55993588), (35, 47994504), (40, 41995191), (42, 39995420), (56, 29996565), (60, 27996794), (70, 23997252), (84, 19997710), (105, 15998168), (120, 13998397), (140, 11998626), (168, 9998855), (210, 7999084), (280, 5999313), (420, 3999542), (840, 1999771)]