22099900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{7129}}^1$

素因数の和:7174

約数の個数: 36

約数和(自身を含む): 49510720

約数和(自身を除く): 27410820

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 7129, 14258, 28516, 35645, 71290, 142580, 178225, 220999, 356450, 441998, 712900, 883996, 1104995, 2209990, 4419980, 5524975, 11049950, 22099900]

約数ペア:

[(1, 22099900), (2, 11049950), (4, 5524975), (5, 4419980), (10, 2209990), (20, 1104995), (25, 883996), (31, 712900), (50, 441998), (62, 356450), (100, 220999), (124, 178225), (155, 142580), (310, 71290), (620, 35645), (775, 28516), (1550, 14258), (3100, 7129)]