12858420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5227}}^1$

素因数の和:5280

約数の個数: 48

約数和(自身を含む): 36888768

約数和(自身を除く): 24030348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 5227, 10454, 15681, 20908, 26135, 31362, 52270, 62724, 78405, 104540, 156810, 214307, 313620, 428614, 642921, 857228, 1071535, 1285842, 2143070, 2571684, 3214605, 4286140, 6429210, 12858420]

約数ペア:

[(1, 12858420), (2, 6429210), (3, 4286140), (4, 3214605), (5, 2571684), (6, 2143070), (10, 1285842), (12, 1071535), (15, 857228), (20, 642921), (30, 428614), (41, 313620), (60, 214307), (82, 156810), (123, 104540), (164, 78405), (205, 62724), (246, 52270), (410, 31362), (492, 26135), (615, 20908), (820, 15681), (1230, 10454), (2460, 5227)]