39340420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3557}}^1$

素因数の和:3652

約数の個数: 48

約数和(自身を含む): 95639040

約数和(自身を除く): 56298620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 3557, 5530, 7114, 11060, 14228, 17785, 24899, 35570, 49798, 71140, 99596, 124495, 248990, 281003, 497980, 562006, 1124012, 1405015, 1967021, 2810030, 3934042, 5620060, 7868084, 9835105, 19670210, 39340420]

約数ペア:

[(1, 39340420), (2, 19670210), (4, 9835105), (5, 7868084), (7, 5620060), (10, 3934042), (14, 2810030), (20, 1967021), (28, 1405015), (35, 1124012), (70, 562006), (79, 497980), (140, 281003), (158, 248990), (316, 124495), (395, 99596), (553, 71140), (790, 49798), (1106, 35570), (1580, 24899), (2212, 17785), (2765, 14228), (3557, 11060), (5530, 7114)]