28523580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1103}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 80123904

約数和(自身を除く): 51600324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1103, 1293, 1724, 2155, 2206, 2586, 3309, 4310, 4412, 5172, 5515, 6465, 6618, 8620, 11030, 12930, 13236, 16545, 22060, 25860, 33090, 66180, 475393, 950786, 1426179, 1901572, 2376965, 2852358, 4753930, 5704716, 7130895, 9507860, 14261790, 28523580]

約数ペア:

[(1, 28523580), (2, 14261790), (3, 9507860), (4, 7130895), (5, 5704716), (6, 4753930), (10, 2852358), (12, 2376965), (15, 1901572), (20, 1426179), (30, 950786), (60, 475393), (431, 66180), (862, 33090), (1103, 25860), (1293, 22060), (1724, 16545), (2155, 13236), (2206, 12930), (2586, 11030), (3309, 8620), (4310, 6618), (4412, 6465), (5172, 5515)]