361880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 831600

約数和(自身を除く): 469720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 109, 166, 218, 332, 415, 436, 545, 664, 830, 872, 1090, 1660, 2180, 3320, 4360, 9047, 18094, 36188, 45235, 72376, 90470, 180940, 361880]

約数ペア:

[(1, 361880), (2, 180940), (4, 90470), (5, 72376), (8, 45235), (10, 36188), (20, 18094), (40, 9047), (83, 4360), (109, 3320), (166, 2180), (218, 1660), (332, 1090), (415, 872), (436, 830), (545, 664)]