11581000

素因数分解:

$2^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 27920880

約数和(自身を除く): 16339880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 148, 185, 200, 250, 296, 313, 370, 500, 626, 740, 925, 1000, 1252, 1480, 1565, 1850, 2504, 3130, 3700, 4625, 6260, 7400, 7825, 9250, 11581, 12520, 15650, 18500, 23162, 31300, 37000, 39125, 46324, 57905, 62600, 78250, 92648, 115810, 156500, 231620, 289525, 313000, 463240, 579050, 1158100, 1447625, 2316200, 2895250, 5790500, 11581000]

約数ペア:

[(1, 11581000), (2, 5790500), (4, 2895250), (5, 2316200), (8, 1447625), (10, 1158100), (20, 579050), (25, 463240), (37, 313000), (40, 289525), (50, 231620), (74, 156500), (100, 115810), (125, 92648), (148, 78250), (185, 62600), (200, 57905), (250, 46324), (296, 39125), (313, 37000), (370, 31300), (500, 23162), (626, 18500), (740, 15650), (925, 12520), (1000, 11581), (1252, 9250), (1480, 7825), (1565, 7400), (1850, 6260), (2504, 4625), (3130, 3700)]