20004270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4663}}^1$

素因数の和:4697

約数の個数: 64

約数和(自身を含む): 56415744

約数和(自身を除く): 36411474

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 4663, 9326, 13989, 23315, 27978, 46630, 51293, 60619, 69945, 102586, 121238, 139890, 153879, 181857, 256465, 303095, 307758, 363714, 512930, 606190, 666809, 769395, 909285, 1333618, 1538790, 1818570, 2000427, 3334045, 4000854, 6668090, 10002135, 20004270]

約数ペア:

[(1, 20004270), (2, 10002135), (3, 6668090), (5, 4000854), (6, 3334045), (10, 2000427), (11, 1818570), (13, 1538790), (15, 1333618), (22, 909285), (26, 769395), (30, 666809), (33, 606190), (39, 512930), (55, 363714), (65, 307758), (66, 303095), (78, 256465), (110, 181857), (130, 153879), (143, 139890), (165, 121238), (195, 102586), (286, 69945), (330, 60619), (390, 51293), (429, 46630), (715, 27978), (858, 23315), (1430, 13989), (2145, 9326), (4290, 4663)]