2576720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1083

約数の個数: 40

約数和(自身を含む): 6190080

約数和(自身を除く): 3613360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1039, 1240, 2078, 2480, 4156, 5195, 8312, 10390, 16624, 20780, 32209, 41560, 64418, 83120, 128836, 161045, 257672, 322090, 515344, 644180, 1288360, 2576720]

約数ペア:

[(1, 2576720), (2, 1288360), (4, 644180), (5, 515344), (8, 322090), (10, 257672), (16, 161045), (20, 128836), (31, 83120), (40, 64418), (62, 41560), (80, 32209), (124, 20780), (155, 16624), (248, 10390), (310, 8312), (496, 5195), (620, 4156), (1039, 2480), (1240, 2078)]