16362220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1601}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 39832128

約数和(自身を除く): 23469908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 1601, 2044, 2555, 3202, 5110, 6404, 8005, 10220, 11207, 16010, 22414, 32020, 44828, 56035, 112070, 116873, 224140, 233746, 467492, 584365, 818111, 1168730, 1636222, 2337460, 3272444, 4090555, 8181110, 16362220]

約数ペア:

[(1, 16362220), (2, 8181110), (4, 4090555), (5, 3272444), (7, 2337460), (10, 1636222), (14, 1168730), (20, 818111), (28, 584365), (35, 467492), (70, 233746), (73, 224140), (140, 116873), (146, 112070), (292, 56035), (365, 44828), (511, 32020), (730, 22414), (1022, 16010), (1460, 11207), (1601, 10220), (2044, 8005), (2555, 6404), (3202, 5110)]