12401900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{2531}}^1$

素因数の和:2559

約数の個数: 54

約数和(自身を含む): 31318308

約数和(自身を除く): 18916408

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 2531, 4900, 5062, 10124, 12655, 17717, 25310, 35434, 50620, 63275, 70868, 88585, 124019, 126550, 177170, 248038, 253100, 354340, 442925, 496076, 620095, 885850, 1240190, 1771700, 2480380, 3100475, 6200950, 12401900]

約数ペア:

[(1, 12401900), (2, 6200950), (4, 3100475), (5, 2480380), (7, 1771700), (10, 1240190), (14, 885850), (20, 620095), (25, 496076), (28, 442925), (35, 354340), (49, 253100), (50, 248038), (70, 177170), (98, 126550), (100, 124019), (140, 88585), (175, 70868), (196, 63275), (245, 50620), (350, 35434), (490, 25310), (700, 17717), (980, 12655), (1225, 10124), (2450, 5062), (2531, 4900)]