5878220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 13440000

約数和(自身を除く): 7561780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 499, 589, 620, 998, 1178, 1996, 2356, 2495, 2945, 4990, 5890, 9481, 9980, 11780, 15469, 18962, 30938, 37924, 47405, 61876, 77345, 94810, 154690, 189620, 293911, 309380, 587822, 1175644, 1469555, 2939110, 5878220]

約数ペア:

[(1, 5878220), (2, 2939110), (4, 1469555), (5, 1175644), (10, 587822), (19, 309380), (20, 293911), (31, 189620), (38, 154690), (62, 94810), (76, 77345), (95, 61876), (124, 47405), (155, 37924), (190, 30938), (310, 18962), (380, 15469), (499, 11780), (589, 9980), (620, 9481), (998, 5890), (1178, 4990), (1996, 2945), (2356, 2495)]