104831020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5387}}^1$

素因数の和:5542

約数の個数: 48

約数和(自身を含む): 253451520

約数和(自身を除く): 148620500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 5387, 9730, 10774, 19460, 21548, 26935, 37709, 53870, 75418, 107740, 150836, 188545, 377090, 748793, 754180, 1497586, 2995172, 3743965, 5241551, 7487930, 10483102, 14975860, 20966204, 26207755, 52415510, 104831020]

約数ペア:

[(1, 104831020), (2, 52415510), (4, 26207755), (5, 20966204), (7, 14975860), (10, 10483102), (14, 7487930), (20, 5241551), (28, 3743965), (35, 2995172), (70, 1497586), (139, 754180), (140, 748793), (278, 377090), (556, 188545), (695, 150836), (973, 107740), (1390, 75418), (1946, 53870), (2780, 37709), (3892, 26935), (4865, 21548), (5387, 19460), (9730, 10774)]