55557940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 119750400

約数和(自身を除く): 64192460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 197, 236, 239, 295, 394, 478, 590, 788, 956, 985, 1180, 1195, 1970, 2390, 3940, 4780, 11623, 14101, 23246, 28202, 46492, 47083, 56404, 58115, 70505, 94166, 116230, 141010, 188332, 232460, 235415, 282020, 470830, 941660, 2777897, 5555794, 11111588, 13889485, 27778970, 55557940]

約数ペア:

[(1, 55557940), (2, 27778970), (4, 13889485), (5, 11111588), (10, 5555794), (20, 2777897), (59, 941660), (118, 470830), (197, 282020), (236, 235415), (239, 232460), (295, 188332), (394, 141010), (478, 116230), (590, 94166), (788, 70505), (956, 58115), (985, 56404), (1180, 47083), (1195, 46492), (1970, 28202), (2390, 23246), (3940, 14101), (4780, 11623)]