54857440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 96

約数和(自身を含む): 143700480

約数和(自身を除く): 88843040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 71, 80, 88, 110, 142, 160, 176, 220, 284, 352, 355, 439, 440, 568, 710, 781, 878, 880, 1136, 1420, 1562, 1756, 1760, 2195, 2272, 2840, 3124, 3512, 3905, 4390, 4829, 5680, 6248, 7024, 7810, 8780, 9658, 11360, 12496, 14048, 15620, 17560, 19316, 24145, 24992, 31169, 31240, 35120, 38632, 48290, 62338, 62480, 70240, 77264, 96580, 124676, 124960, 154528, 155845, 193160, 249352, 311690, 342859, 386320, 498704, 623380, 685718, 772640, 997408, 1246760, 1371436, 1714295, 2493520, 2742872, 3428590, 4987040, 5485744, 6857180, 10971488, 13714360, 27428720, 54857440]

約数ペア:

[(1, 54857440), (2, 27428720), (4, 13714360), (5, 10971488), (8, 6857180), (10, 5485744), (11, 4987040), (16, 3428590), (20, 2742872), (22, 2493520), (32, 1714295), (40, 1371436), (44, 1246760), (55, 997408), (71, 772640), (80, 685718), (88, 623380), (110, 498704), (142, 386320), (160, 342859), (176, 311690), (220, 249352), (284, 193160), (352, 155845), (355, 154528), (439, 124960), (440, 124676), (568, 96580), (710, 77264), (781, 70240), (878, 62480), (880, 62338), (1136, 48290), (1420, 38632), (1562, 35120), (1756, 31240), (1760, 31169), (2195, 24992), (2272, 24145), (2840, 19316), (3124, 17560), (3512, 15620), (3905, 14048), (4390, 12496), (4829, 11360), (5680, 9658), (6248, 8780), (7024, 7810)]