16729251980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{119494657}}^1$

素因数の和:119494673

約数の個数: 24

約数和(自身を含む): 40150205088

約数和(自身を除く): 23420953108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 119494657, 238989314, 477978628, 597473285, 836462599, 1194946570, 1672925198, 2389893140, 3345850396, 4182312995, 8364625990, 16729251980]

約数ペア:

[(1, 16729251980), (2, 8364625990), (4, 4182312995), (5, 3345850396), (7, 2389893140), (10, 1672925198), (14, 1194946570), (20, 836462599), (28, 597473285), (35, 477978628), (70, 238989314), (140, 119494657)]