7289960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5879}}^1$

素因数の和:5921

約数の個数: 32

約数和(自身を含む): 16934400

約数和(自身を除く): 9644440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 5879, 11758, 23516, 29395, 47032, 58790, 117580, 182249, 235160, 364498, 728996, 911245, 1457992, 1822490, 3644980, 7289960]

約数ペア:

[(1, 7289960), (2, 3644980), (4, 1822490), (5, 1457992), (8, 911245), (10, 728996), (20, 364498), (31, 235160), (40, 182249), (62, 117580), (124, 58790), (155, 47032), (248, 29395), (310, 23516), (620, 11758), (1240, 5879)]