13520440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 32853600

約数和(自身を除く): 19333160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 337, 340, 472, 590, 674, 680, 1003, 1180, 1348, 1685, 2006, 2360, 2696, 3370, 4012, 5015, 5729, 6740, 8024, 10030, 11458, 13480, 19883, 20060, 22916, 28645, 39766, 40120, 45832, 57290, 79532, 99415, 114580, 159064, 198830, 229160, 338011, 397660, 676022, 795320, 1352044, 1690055, 2704088, 3380110, 6760220, 13520440]

約数ペア:

[(1, 13520440), (2, 6760220), (4, 3380110), (5, 2704088), (8, 1690055), (10, 1352044), (17, 795320), (20, 676022), (34, 397660), (40, 338011), (59, 229160), (68, 198830), (85, 159064), (118, 114580), (136, 99415), (170, 79532), (236, 57290), (295, 45832), (337, 40120), (340, 39766), (472, 28645), (590, 22916), (674, 20060), (680, 19883), (1003, 13480), (1180, 11458), (1348, 10030), (1685, 8024), (2006, 6740), (2360, 5729), (2696, 5015), (3370, 4012)]