40395010

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 74649600

約数和(自身を除く): 34254590

約数列:

[1, 2, 5, 10, 53, 106, 199, 265, 383, 398, 530, 766, 995, 1915, 1990, 3830, 10547, 20299, 21094, 40598, 52735, 76217, 101495, 105470, 152434, 202990, 381085, 762170, 4039501, 8079002, 20197505, 40395010]

約数ペア:

[(1, 40395010), (2, 20197505), (5, 8079002), (10, 4039501), (53, 762170), (106, 381085), (199, 202990), (265, 152434), (383, 105470), (398, 101495), (530, 76217), (766, 52735), (995, 40598), (1915, 21094), (1990, 20299), (3830, 10547)]