40392700

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{5113}}^1$

素因数の和:5206

約数の個数: 36

約数和(自身を含む): 88779040

約数和(自身を除く): 48386340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 5113, 7900, 10226, 20452, 25565, 51130, 102260, 127825, 255650, 403927, 511300, 807854, 1615708, 2019635, 4039270, 8078540, 10098175, 20196350, 40392700]

約数ペア:

[(1, 40392700), (2, 20196350), (4, 10098175), (5, 8078540), (10, 4039270), (20, 2019635), (25, 1615708), (50, 807854), (79, 511300), (100, 403927), (158, 255650), (316, 127825), (395, 102260), (790, 51130), (1580, 25565), (1975, 20452), (3950, 10226), (5113, 7900)]