2149678940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{69931}}^1$

素因数の和:70022

約数の個数: 48

約数和(自身を含む): 4758173280

約数和(自身を除く): 2608494340

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 3074, 6148, 7685, 15370, 30740, 69931, 139862, 279724, 349655, 699310, 1398620, 2027999, 3706343, 4055998, 7412686, 8111996, 10139995, 14825372, 18531715, 20279990, 37063430, 40559980, 74126860, 107483947, 214967894, 429935788, 537419735, 1074839470, 2149678940]

約数ペア:

[(1, 2149678940), (2, 1074839470), (4, 537419735), (5, 429935788), (10, 214967894), (20, 107483947), (29, 74126860), (53, 40559980), (58, 37063430), (106, 20279990), (116, 18531715), (145, 14825372), (212, 10139995), (265, 8111996), (290, 7412686), (530, 4055998), (580, 3706343), (1060, 2027999), (1537, 1398620), (3074, 699310), (6148, 349655), (7685, 279724), (15370, 139862), (30740, 69931)]