2011657720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{605921}}^1$

素因数の和:606015

約数の個数: 32

約数和(自身を含む): 4580770320

約数和(自身を除く): 2569112600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 605921, 1211842, 2423684, 3029605, 4847368, 6059210, 12118420, 24236840, 50291443, 100582886, 201165772, 251457215, 402331544, 502914430, 1005828860, 2011657720]

約数ペア:

[(1, 2011657720), (2, 1005828860), (4, 502914430), (5, 402331544), (8, 251457215), (10, 201165772), (20, 100582886), (40, 50291443), (83, 24236840), (166, 12118420), (332, 6059210), (415, 4847368), (664, 3029605), (830, 2423684), (1660, 1211842), (3320, 605921)]