40511380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22259}}^1$

素因数の和:22288

約数の個数: 48

約数和(自身を含む): 104711040

約数和(自身を除く): 64199660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 22259, 44518, 89036, 111295, 155813, 222590, 289367, 311626, 445180, 578734, 623252, 779065, 1157468, 1446835, 1558130, 2025569, 2893670, 3116260, 4051138, 5787340, 8102276, 10127845, 20255690, 40511380]

約数ペア:

[(1, 40511380), (2, 20255690), (4, 10127845), (5, 8102276), (7, 5787340), (10, 4051138), (13, 3116260), (14, 2893670), (20, 2025569), (26, 1558130), (28, 1446835), (35, 1157468), (52, 779065), (65, 623252), (70, 578734), (91, 445180), (130, 311626), (140, 289367), (182, 222590), (260, 155813), (364, 111295), (455, 89036), (910, 44518), (1820, 22259)]