2556510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 6856704

約数和(自身を除く): 4300194

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 61, 66, 110, 122, 127, 165, 183, 254, 305, 330, 366, 381, 610, 635, 671, 762, 915, 1270, 1342, 1397, 1830, 1905, 2013, 2794, 3355, 3810, 4026, 4191, 6710, 6985, 7747, 8382, 10065, 13970, 15494, 20130, 20955, 23241, 38735, 41910, 46482, 77470, 85217, 116205, 170434, 232410, 255651, 426085, 511302, 852170, 1278255, 2556510]

約数ペア:

[(1, 2556510), (2, 1278255), (3, 852170), (5, 511302), (6, 426085), (10, 255651), (11, 232410), (15, 170434), (22, 116205), (30, 85217), (33, 77470), (55, 46482), (61, 41910), (66, 38735), (110, 23241), (122, 20955), (127, 20130), (165, 15494), (183, 13970), (254, 10065), (305, 8382), (330, 7747), (366, 6985), (381, 6710), (610, 4191), (635, 4026), (671, 3810), (762, 3355), (915, 2794), (1270, 2013), (1342, 1905), (1397, 1830)]