12655480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 31026240

約数和(自身を除く): 18370760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 503, 629, 680, 740, 1006, 1258, 1480, 2012, 2515, 2516, 3145, 4024, 5030, 5032, 6290, 8551, 10060, 12580, 17102, 18611, 20120, 25160, 34204, 37222, 42755, 68408, 74444, 85510, 93055, 148888, 171020, 186110, 316387, 342040, 372220, 632774, 744440, 1265548, 1581935, 2531096, 3163870, 6327740, 12655480]

約数ペア:

[(1, 12655480), (2, 6327740), (4, 3163870), (5, 2531096), (8, 1581935), (10, 1265548), (17, 744440), (20, 632774), (34, 372220), (37, 342040), (40, 316387), (68, 186110), (74, 171020), (85, 148888), (136, 93055), (148, 85510), (170, 74444), (185, 68408), (296, 42755), (340, 37222), (370, 34204), (503, 25160), (629, 20120), (680, 18611), (740, 17102), (1006, 12580), (1258, 10060), (1480, 8551), (2012, 6290), (2515, 5032), (2516, 5030), (3145, 4024)]