130735640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{466913}}^1$

素因数の和:466931

約数の個数: 32

約数和(自身を含む): 336178080

約数和(自身を除く): 205442440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 466913, 933826, 1867652, 2334565, 3268391, 3735304, 4669130, 6536782, 9338260, 13073564, 16341955, 18676520, 26147128, 32683910, 65367820, 130735640]

約数ペア:

[(1, 130735640), (2, 65367820), (4, 32683910), (5, 26147128), (7, 18676520), (8, 16341955), (10, 13073564), (14, 9338260), (20, 6536782), (28, 4669130), (35, 3735304), (40, 3268391), (56, 2334565), (70, 1867652), (140, 933826), (280, 466913)]