20558070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5857}}^1$

素因数の和:5886

約数の個数: 64

約数和(自身を含む): 59048640

約数和(自身を除く): 38490570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5857, 11714, 17571, 29285, 35142, 52713, 58570, 76141, 87855, 105426, 152282, 158139, 175710, 228423, 263565, 316278, 380705, 456846, 527130, 685269, 761410, 790695, 1142115, 1370538, 1581390, 2055807, 2284230, 3426345, 4111614, 6852690, 10279035, 20558070]

約数ペア:

[(1, 20558070), (2, 10279035), (3, 6852690), (5, 4111614), (6, 3426345), (9, 2284230), (10, 2055807), (13, 1581390), (15, 1370538), (18, 1142115), (26, 790695), (27, 761410), (30, 685269), (39, 527130), (45, 456846), (54, 380705), (65, 316278), (78, 263565), (90, 228423), (117, 175710), (130, 158139), (135, 152282), (195, 105426), (234, 87855), (270, 76141), (351, 58570), (390, 52713), (585, 35142), (702, 29285), (1170, 17571), (1755, 11714), (3510, 5857)]