1188337520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{781801}}^1$

素因数の和:781833

約数の個数: 40

約数和(自身を含む): 2908303440

約数和(自身を除く): 1719965920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 781801, 1563602, 3127204, 3909005, 6254408, 7818010, 12508816, 14854219, 15636020, 29708438, 31272040, 59416876, 62544080, 74271095, 118833752, 148542190, 237667504, 297084380, 594168760, 1188337520]

約数ペア:

[(1, 1188337520), (2, 594168760), (4, 297084380), (5, 237667504), (8, 148542190), (10, 118833752), (16, 74271095), (19, 62544080), (20, 59416876), (38, 31272040), (40, 29708438), (76, 15636020), (80, 14854219), (95, 12508816), (152, 7818010), (190, 6254408), (304, 3909005), (380, 3127204), (760, 1563602), (1520, 781801)]