4419980

素因数分解:

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

素因数の和:7169

約数の個数: 24

約数和(自身を含む): 9582720

約数和(自身を除く): 5162740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 7129, 14258, 28516, 35645, 71290, 142580, 220999, 441998, 883996, 1104995, 2209990, 4419980]

約数ペア:

[(1, 4419980), (2, 2209990), (4, 1104995), (5, 883996), (10, 441998), (20, 220999), (31, 142580), (62, 71290), (124, 35645), (155, 28516), (310, 14258), (620, 7129)]