40240005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10861}}^1$

素因数の和:10901

約数の個数: 32

約数和(自身を含む): 72992640

約数和(自身を除く): 32752635

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 10861, 32583, 54305, 141193, 162915, 206359, 423579, 619077, 705965, 1031795, 2117895, 2682667, 3095385, 8048001, 13413335, 40240005]

約数ペア:

[(1, 40240005), (3, 13413335), (5, 8048001), (13, 3095385), (15, 2682667), (19, 2117895), (39, 1031795), (57, 705965), (65, 619077), (95, 423579), (195, 206359), (247, 162915), (285, 141193), (741, 54305), (1235, 32583), (3705, 10861)]