5121080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 12267720

約数和(自身を除く): 7146640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 443, 578, 680, 886, 1156, 1445, 1772, 2215, 2312, 2890, 3544, 4430, 5780, 7531, 8860, 11560, 15062, 17720, 30124, 37655, 60248, 75310, 128027, 150620, 256054, 301240, 512108, 640135, 1024216, 1280270, 2560540, 5121080]

約数ペア:

[(1, 5121080), (2, 2560540), (4, 1280270), (5, 1024216), (8, 640135), (10, 512108), (17, 301240), (20, 256054), (34, 150620), (40, 128027), (68, 75310), (85, 60248), (136, 37655), (170, 30124), (289, 17720), (340, 15062), (443, 11560), (578, 8860), (680, 7531), (886, 5780), (1156, 4430), (1445, 3544), (1772, 2890), (2215, 2312)]