2998450

素因数分解:

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

素因数の和:691

約数の個数: 48

約数和(自身を含む): 6874560

約数和(自身を除く): 3876110

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 659, 910, 1318, 2275, 3295, 4550, 4613, 6590, 8567, 9226, 16475, 17134, 23065, 32950, 42835, 46130, 59969, 85670, 115325, 119938, 214175, 230650, 299845, 428350, 599690, 1499225, 2998450]

約数ペア:

[(1, 2998450), (2, 1499225), (5, 599690), (7, 428350), (10, 299845), (13, 230650), (14, 214175), (25, 119938), (26, 115325), (35, 85670), (50, 59969), (65, 46130), (70, 42835), (91, 32950), (130, 23065), (175, 17134), (182, 16475), (325, 9226), (350, 8567), (455, 6590), (650, 4613), (659, 4550), (910, 3295), (1318, 2275)]