7138520

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{997}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 16167600

約数和(自身を除く): 9029080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 997, 1432, 1790, 1994, 3580, 3988, 4985, 7160, 7976, 9970, 19940, 39880, 178463, 356926, 713852, 892315, 1427704, 1784630, 3569260, 7138520]

約数ペア:

[(1, 7138520), (2, 3569260), (4, 1784630), (5, 1427704), (8, 892315), (10, 713852), (20, 356926), (40, 178463), (179, 39880), (358, 19940), (716, 9970), (895, 7976), (997, 7160), (1432, 4985), (1790, 3988), (1994, 3580)]