128697620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{96043}}^1$

素因数の和:96119

約数の個数: 24

約数和(自身を含む): 274301664

約数和(自身を除く): 145604044

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 96043, 192086, 384172, 480215, 960430, 1920860, 6434881, 12869762, 25739524, 32174405, 64348810, 128697620]

約数ペア:

[(1, 128697620), (2, 64348810), (4, 32174405), (5, 25739524), (10, 12869762), (20, 6434881), (67, 1920860), (134, 960430), (268, 480215), (335, 384172), (670, 192086), (1340, 96043)]