68853680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122953}}^1$

素因数の和:122973

約数の個数: 40

約数和(自身を含む): 182955552

約数和(自身を除く): 114101872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122953, 245906, 491812, 614765, 860671, 983624, 1229530, 1721342, 1967248, 2459060, 3442684, 4303355, 4918120, 6885368, 8606710, 9836240, 13770736, 17213420, 34426840, 68853680]

約数ペア:

[(1, 68853680), (2, 34426840), (4, 17213420), (5, 13770736), (7, 9836240), (8, 8606710), (10, 6885368), (14, 4918120), (16, 4303355), (20, 3442684), (28, 2459060), (35, 1967248), (40, 1721342), (56, 1229530), (70, 983624), (80, 860671), (112, 614765), (140, 491812), (280, 245906), (560, 122953)]