42154040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12697}}^1$

素因数の和:12791

約数の個数: 32

約数和(自身を含む): 95996880

約数和(自身を除く): 53842840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 12697, 25394, 50788, 63485, 101576, 126970, 253940, 507880, 1053851, 2107702, 4215404, 5269255, 8430808, 10538510, 21077020, 42154040]

約数ペア:

[(1, 42154040), (2, 21077020), (4, 10538510), (5, 8430808), (8, 5269255), (10, 4215404), (20, 2107702), (40, 1053851), (83, 507880), (166, 253940), (332, 126970), (415, 101576), (664, 63485), (830, 50788), (1660, 25394), (3320, 12697)]