4878312140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{646991}}^1$

素因数の和:647042

約数の個数: 48

約数和(自身を含む): 11412938880

約数和(自身を除く): 6534626740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 646991, 1293982, 2587964, 3234955, 6469910, 8410883, 12939820, 16821766, 18762739, 33643532, 37525478, 42054415, 75050956, 84108830, 93813695, 168217660, 187627390, 243915607, 375254780, 487831214, 975662428, 1219578035, 2439156070, 4878312140]

約数ペア:

[(1, 4878312140), (2, 2439156070), (4, 1219578035), (5, 975662428), (10, 487831214), (13, 375254780), (20, 243915607), (26, 187627390), (29, 168217660), (52, 93813695), (58, 84108830), (65, 75050956), (116, 42054415), (130, 37525478), (145, 33643532), (260, 18762739), (290, 16821766), (377, 12939820), (580, 8410883), (754, 6469910), (1508, 3234955), (1885, 2587964), (3770, 1293982), (7540, 646991)]