16965680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6841}}^1$

素因数の和:6885

約数の個数: 40

約数和(自身を含む): 40723584

約数和(自身を除く): 23757904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6841, 13682, 27364, 34205, 54728, 68410, 109456, 136820, 212071, 273640, 424142, 547280, 848284, 1060355, 1696568, 2120710, 3393136, 4241420, 8482840, 16965680]

約数ペア:

[(1, 16965680), (2, 8482840), (4, 4241420), (5, 3393136), (8, 2120710), (10, 1696568), (16, 1060355), (20, 848284), (31, 547280), (40, 424142), (62, 273640), (80, 212071), (124, 136820), (155, 109456), (248, 68410), (310, 54728), (496, 34205), (620, 27364), (1240, 13682), (2480, 6841)]