42067720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12671}}^1$

素因数の和:12765

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 53732600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 12671, 25342, 50684, 63355, 101368, 126710, 253420, 506840, 1051693, 2103386, 4206772, 5258465, 8413544, 10516930, 21033860, 42067720]

約数ペア:

[(1, 42067720), (2, 21033860), (4, 10516930), (5, 8413544), (8, 5258465), (10, 4206772), (20, 2103386), (40, 1051693), (83, 506840), (166, 253420), (332, 126710), (415, 101368), (664, 63355), (830, 50684), (1660, 25342), (3320, 12671)]