2818660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 6569136

約数和(自身を除く): 3750476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 293, 370, 481, 586, 740, 962, 1172, 1465, 1924, 2405, 2930, 3809, 4810, 5860, 7618, 9620, 10841, 15236, 19045, 21682, 38090, 43364, 54205, 76180, 108410, 140933, 216820, 281866, 563732, 704665, 1409330, 2818660]

約数ペア:

[(1, 2818660), (2, 1409330), (4, 704665), (5, 563732), (10, 281866), (13, 216820), (20, 140933), (26, 108410), (37, 76180), (52, 54205), (65, 43364), (74, 38090), (130, 21682), (148, 19045), (185, 15236), (260, 10841), (293, 9620), (370, 7618), (481, 5860), (586, 4810), (740, 3809), (962, 2930), (1172, 2405), (1465, 1924)]