28020492

素因数分解:

$2^2\times 3^4\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:652

約数の個数: 60

約数和(自身を含む): 73790640

約数和(自身を除く): 45770148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 197, 324, 394, 439, 591, 788, 878, 1182, 1317, 1756, 1773, 2364, 2634, 3546, 3951, 5268, 5319, 7092, 7902, 10638, 11853, 15804, 15957, 21276, 23706, 31914, 35559, 47412, 63828, 71118, 86483, 142236, 172966, 259449, 345932, 518898, 778347, 1037796, 1556694, 2335041, 3113388, 4670082, 7005123, 9340164, 14010246, 28020492]

約数ペア:

[(1, 28020492), (2, 14010246), (3, 9340164), (4, 7005123), (6, 4670082), (9, 3113388), (12, 2335041), (18, 1556694), (27, 1037796), (36, 778347), (54, 518898), (81, 345932), (108, 259449), (162, 172966), (197, 142236), (324, 86483), (394, 71118), (439, 63828), (591, 47412), (788, 35559), (878, 31914), (1182, 23706), (1317, 21276), (1756, 15957), (1773, 15804), (2364, 11853), (2634, 10638), (3546, 7902), (3951, 7092), (5268, 5319)]