40420695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20261}}^1$

素因数の和:20295

約数の個数: 32

約数和(自身を含む): 77806080

約数和(自身を除く): 37385385

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 20261, 60783, 101305, 141827, 303915, 384959, 425481, 709135, 1154877, 1924795, 2127405, 2694713, 5774385, 8084139, 13473565, 40420695]

約数ペア:

[(1, 40420695), (3, 13473565), (5, 8084139), (7, 5774385), (15, 2694713), (19, 2127405), (21, 1924795), (35, 1154877), (57, 709135), (95, 425481), (105, 384959), (133, 303915), (285, 141827), (399, 101305), (665, 60783), (1995, 20261)]