40847240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1291}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 106047360

約数和(自身を除く): 65200120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1291, 1582, 2260, 2582, 3164, 3955, 4520, 5164, 6328, 6455, 7910, 9037, 10328, 12910, 15820, 18074, 25820, 31640, 36148, 45185, 51640, 72296, 90370, 145883, 180740, 291766, 361480, 583532, 729415, 1021181, 1167064, 1458830, 2042362, 2917660, 4084724, 5105905, 5835320, 8169448, 10211810, 20423620, 40847240]

約数ペア:

[(1, 40847240), (2, 20423620), (4, 10211810), (5, 8169448), (7, 5835320), (8, 5105905), (10, 4084724), (14, 2917660), (20, 2042362), (28, 1458830), (35, 1167064), (40, 1021181), (56, 729415), (70, 583532), (113, 361480), (140, 291766), (226, 180740), (280, 145883), (452, 90370), (565, 72296), (791, 51640), (904, 45185), (1130, 36148), (1291, 31640), (1582, 25820), (2260, 18074), (2582, 15820), (3164, 12910), (3955, 10328), (4520, 9037), (5164, 7910), (6328, 6455)]