26020240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7933}}^1$

素因数の和:7987

約数の個数: 40

約数和(自身を含む): 61980408

約数和(自身を除く): 35960168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 7933, 15866, 31732, 39665, 63464, 79330, 126928, 158660, 317320, 325253, 634640, 650506, 1301012, 1626265, 2602024, 3252530, 5204048, 6505060, 13010120, 26020240]

約数ペア:

[(1, 26020240), (2, 13010120), (4, 6505060), (5, 5204048), (8, 3252530), (10, 2602024), (16, 1626265), (20, 1301012), (40, 650506), (41, 634640), (80, 325253), (82, 317320), (164, 158660), (205, 126928), (328, 79330), (410, 63464), (656, 39665), (820, 31732), (1640, 15866), (3280, 7933)]