1343134640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{987599}}^1$

素因数の和:987629

約数の個数: 40

約数和(自身を含む): 3306484800

約数和(自身を除く): 1963350160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 987599, 1975198, 3950396, 4937995, 7900792, 9875990, 15801584, 16789183, 19751980, 33578366, 39503960, 67156732, 79007920, 83945915, 134313464, 167891830, 268626928, 335783660, 671567320, 1343134640]

約数ペア:

[(1, 1343134640), (2, 671567320), (4, 335783660), (5, 268626928), (8, 167891830), (10, 134313464), (16, 83945915), (17, 79007920), (20, 67156732), (34, 39503960), (40, 33578366), (68, 19751980), (80, 16789183), (85, 15801584), (136, 9875990), (170, 7900792), (272, 4937995), (340, 3950396), (680, 1975198), (1360, 987599)]