23152220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12721}}^1$

素因数の和:12750

約数の個数: 48

約数和(自身を含む): 59844288

約数和(自身を除く): 36692068

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, 12721, 25442, 50884, 63605, 89047, 127210, 165373, 178094, 254420, 330746, 356188, 445235, 661492, 826865, 890470, 1157611, 1653730, 1780940, 2315222, 3307460, 4630444, 5788055, 11576110, 23152220]

約数ペア:

[(1, 23152220), (2, 11576110), (4, 5788055), (5, 4630444), (7, 3307460), (10, 2315222), (13, 1780940), (14, 1653730), (20, 1157611), (26, 890470), (28, 826865), (35, 661492), (52, 445235), (65, 356188), (70, 330746), (91, 254420), (130, 178094), (140, 165373), (182, 127210), (260, 89047), (364, 63605), (455, 50884), (910, 25442), (1820, 12721)]