4530020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 10584000

約数和(自身を除く): 6053980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 349, 590, 649, 698, 1180, 1298, 1396, 1745, 2596, 3245, 3490, 3839, 6490, 6980, 7678, 12980, 15356, 19195, 20591, 38390, 41182, 76780, 82364, 102955, 205910, 226501, 411820, 453002, 906004, 1132505, 2265010, 4530020]

約数ペア:

[(1, 4530020), (2, 2265010), (4, 1132505), (5, 906004), (10, 453002), (11, 411820), (20, 226501), (22, 205910), (44, 102955), (55, 82364), (59, 76780), (110, 41182), (118, 38390), (220, 20591), (236, 19195), (295, 15356), (349, 12980), (590, 7678), (649, 6980), (698, 6490), (1180, 3839), (1298, 3490), (1396, 3245), (1745, 2596)]