2018983980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2588441}}^1$

素因数の和:2588466

約数の個数: 48

約数和(自身を含む): 6088015584

約数和(自身を除く): 4069031604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2588441, 5176882, 7765323, 10353764, 12942205, 15530646, 25884410, 31061292, 33649733, 38826615, 51768820, 67299466, 77653230, 100949199, 134598932, 155306460, 168248665, 201898398, 336497330, 403796796, 504745995, 672994660, 1009491990, 2018983980]

約数ペア:

[(1, 2018983980), (2, 1009491990), (3, 672994660), (4, 504745995), (5, 403796796), (6, 336497330), (10, 201898398), (12, 168248665), (13, 155306460), (15, 134598932), (20, 100949199), (26, 77653230), (30, 67299466), (39, 51768820), (52, 38826615), (60, 33649733), (65, 31061292), (78, 25884410), (130, 15530646), (156, 12942205), (195, 10353764), (260, 7765323), (390, 5176882), (780, 2588441)]