162071420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{165379}}^1$

素因数の和:165402

約数の個数: 36

約数和(自身を含む): 395919720

約数和(自身を除く): 233848300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 165379, 330758, 661516, 826895, 1157653, 1653790, 2315306, 3307580, 4630612, 5788265, 8103571, 11576530, 16207142, 23153060, 32414284, 40517855, 81035710, 162071420]

約数ペア:

[(1, 162071420), (2, 81035710), (4, 40517855), (5, 32414284), (7, 23153060), (10, 16207142), (14, 11576530), (20, 8103571), (28, 5788265), (35, 4630612), (49, 3307580), (70, 2315306), (98, 1653790), (140, 1157653), (196, 826895), (245, 661516), (490, 330758), (980, 165379)]