28260060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1049}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 79380000

約数和(自身を除く): 51119940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 449, 898, 1049, 1347, 1796, 2098, 2245, 2694, 3147, 4196, 4490, 5245, 5388, 6294, 6735, 8980, 10490, 12588, 13470, 15735, 20980, 26940, 31470, 62940, 471001, 942002, 1413003, 1884004, 2355005, 2826006, 4710010, 5652012, 7065015, 9420020, 14130030, 28260060]

約数ペア:

[(1, 28260060), (2, 14130030), (3, 9420020), (4, 7065015), (5, 5652012), (6, 4710010), (10, 2826006), (12, 2355005), (15, 1884004), (20, 1413003), (30, 942002), (60, 471001), (449, 62940), (898, 31470), (1049, 26940), (1347, 20980), (1796, 15735), (2098, 13470), (2245, 12588), (2694, 10490), (3147, 8980), (4196, 6735), (4490, 6294), (5245, 5388)]