201570820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24763}}^1$

素因数の和:24820

約数の個数: 48

約数和(自身を含む): 474280128

約数和(自身を除く): 272709308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 24763, 49526, 99052, 123815, 247630, 272393, 495260, 544786, 916231, 1089572, 1361965, 1832462, 2723930, 3664924, 4581155, 5447860, 9162310, 10078541, 18324620, 20157082, 40314164, 50392705, 100785410, 201570820]

約数ペア:

[(1, 201570820), (2, 100785410), (4, 50392705), (5, 40314164), (10, 20157082), (11, 18324620), (20, 10078541), (22, 9162310), (37, 5447860), (44, 4581155), (55, 3664924), (74, 2723930), (110, 1832462), (148, 1361965), (185, 1089572), (220, 916231), (370, 544786), (407, 495260), (740, 272393), (814, 247630), (1628, 123815), (2035, 99052), (4070, 49526), (8140, 24763)]