39817020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21407}}^1$

素因数の和:21450

約数の個数: 48

約数和(自身を含む): 115089408

約数和(自身を除く): 75272388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 21407, 42814, 64221, 85628, 107035, 128442, 214070, 256884, 321105, 428140, 642210, 663617, 1284420, 1327234, 1990851, 2654468, 3318085, 3981702, 6636170, 7963404, 9954255, 13272340, 19908510, 39817020]

約数ペア:

[(1, 39817020), (2, 19908510), (3, 13272340), (4, 9954255), (5, 7963404), (6, 6636170), (10, 3981702), (12, 3318085), (15, 2654468), (20, 1990851), (30, 1327234), (31, 1284420), (60, 663617), (62, 642210), (93, 428140), (124, 321105), (155, 256884), (186, 214070), (310, 128442), (372, 107035), (465, 85628), (620, 64221), (930, 42814), (1860, 21407)]