27666880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2837

約数の個数: 56

約数和(自身を含む): 68031360

約数和(自身を除く): 40364480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2789, 4960, 5578, 9920, 11156, 13945, 22312, 27890, 44624, 55780, 86459, 89248, 111560, 172918, 178496, 223120, 345836, 432295, 446240, 691672, 864590, 892480, 1383344, 1729180, 2766688, 3458360, 5533376, 6916720, 13833440, 27666880]

約数ペア:

[(1, 27666880), (2, 13833440), (4, 6916720), (5, 5533376), (8, 3458360), (10, 2766688), (16, 1729180), (20, 1383344), (31, 892480), (32, 864590), (40, 691672), (62, 446240), (64, 432295), (80, 345836), (124, 223120), (155, 178496), (160, 172918), (248, 111560), (310, 89248), (320, 86459), (496, 55780), (620, 44624), (992, 27890), (1240, 22312), (1984, 13945), (2480, 11156), (2789, 9920), (4960, 5578)]