11440220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 26460000

約数和(自身を除く): 15019780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 349, 596, 698, 745, 1396, 1490, 1639, 1745, 2980, 3278, 3490, 3839, 6556, 6980, 7678, 8195, 15356, 16390, 19195, 32780, 38390, 52001, 76780, 104002, 208004, 260005, 520010, 572011, 1040020, 1144022, 2288044, 2860055, 5720110, 11440220]

約数ペア:

[(1, 11440220), (2, 5720110), (4, 2860055), (5, 2288044), (10, 1144022), (11, 1040020), (20, 572011), (22, 520010), (44, 260005), (55, 208004), (110, 104002), (149, 76780), (220, 52001), (298, 38390), (349, 32780), (596, 19195), (698, 16390), (745, 15356), (1396, 8195), (1490, 7678), (1639, 6980), (1745, 6556), (2980, 3839), (3278, 3490)]