179628440

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{30139}}^1$

素因数の和:30299

約数の個数: 32

約数和(自身を含む): 406890000

約数和(自身を除く): 227261560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 30139, 60278, 120556, 150695, 241112, 301390, 602780, 1205560, 4490711, 8981422, 17962844, 22453555, 35925688, 44907110, 89814220, 179628440]

約数ペア:

[(1, 179628440), (2, 89814220), (4, 44907110), (5, 35925688), (8, 22453555), (10, 17962844), (20, 8981422), (40, 4490711), (149, 1205560), (298, 602780), (596, 301390), (745, 241112), (1192, 150695), (1490, 120556), (2980, 60278), (5960, 30139)]