27670820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 60756528

約数和(自身を除く): 33085708

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 613, 740, 1220, 1226, 2257, 2452, 3065, 4514, 6130, 9028, 11285, 12260, 22570, 22681, 37393, 45140, 45362, 74786, 90724, 113405, 149572, 186965, 226810, 373930, 453620, 747860, 1383541, 2767082, 5534164, 6917705, 13835410, 27670820]

約数ペア:

[(1, 27670820), (2, 13835410), (4, 6917705), (5, 5534164), (10, 2767082), (20, 1383541), (37, 747860), (61, 453620), (74, 373930), (122, 226810), (148, 186965), (185, 149572), (244, 113405), (305, 90724), (370, 74786), (610, 45362), (613, 45140), (740, 37393), (1220, 22681), (1226, 22570), (2257, 12260), (2452, 11285), (3065, 9028), (4514, 6130)]