5153440

素因数分解:

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

素因数の和:1085

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 7426400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1039, 1240, 2078, 2480, 4156, 4960, 5195, 8312, 10390, 16624, 20780, 32209, 33248, 41560, 64418, 83120, 128836, 161045, 166240, 257672, 322090, 515344, 644180, 1030688, 1288360, 2576720, 5153440]

約数ペア:

[(1, 5153440), (2, 2576720), (4, 1288360), (5, 1030688), (8, 644180), (10, 515344), (16, 322090), (20, 257672), (31, 166240), (32, 161045), (40, 128836), (62, 83120), (80, 64418), (124, 41560), (155, 33248), (160, 32209), (248, 20780), (310, 16624), (496, 10390), (620, 8312), (992, 5195), (1039, 4960), (1240, 4156), (2078, 2480)]