23203920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1012

約数の個数: 80

約数和(自身を含む): 72673920

約数和(自身を除く): 49470000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 887, 1090, 1308, 1635, 1744, 1774, 2180, 2616, 2661, 3270, 3548, 4360, 4435, 5232, 5322, 6540, 7096, 8720, 8870, 10644, 13080, 13305, 14192, 17740, 21288, 26160, 26610, 35480, 42576, 53220, 70960, 96683, 106440, 193366, 212880, 290049, 386732, 483415, 580098, 773464, 966830, 1160196, 1450245, 1546928, 1933660, 2320392, 2900490, 3867320, 4640784, 5800980, 7734640, 11601960, 23203920]

約数ペア:

[(1, 23203920), (2, 11601960), (3, 7734640), (4, 5800980), (5, 4640784), (6, 3867320), (8, 2900490), (10, 2320392), (12, 1933660), (15, 1546928), (16, 1450245), (20, 1160196), (24, 966830), (30, 773464), (40, 580098), (48, 483415), (60, 386732), (80, 290049), (109, 212880), (120, 193366), (218, 106440), (240, 96683), (327, 70960), (436, 53220), (545, 42576), (654, 35480), (872, 26610), (887, 26160), (1090, 21288), (1308, 17740), (1635, 14192), (1744, 13305), (1774, 13080), (2180, 10644), (2616, 8870), (2661, 8720), (3270, 7096), (3548, 6540), (4360, 5322), (4435, 5232)]