2398760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 6652800

約数和(自身を除く): 4254040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 659, 728, 910, 1318, 1820, 2636, 3295, 3640, 4613, 5272, 6590, 8567, 9226, 13180, 17134, 18452, 23065, 26360, 34268, 36904, 42835, 46130, 59969, 68536, 85670, 92260, 119938, 171340, 184520, 239876, 299845, 342680, 479752, 599690, 1199380, 2398760]

約数ペア:

[(1, 2398760), (2, 1199380), (4, 599690), (5, 479752), (7, 342680), (8, 299845), (10, 239876), (13, 184520), (14, 171340), (20, 119938), (26, 92260), (28, 85670), (35, 68536), (40, 59969), (52, 46130), (56, 42835), (65, 36904), (70, 34268), (91, 26360), (104, 23065), (130, 18452), (140, 17134), (182, 13180), (260, 9226), (280, 8567), (364, 6590), (455, 5272), (520, 4613), (659, 3640), (728, 3295), (910, 2636), (1318, 1820)]