27789590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 28024810

約数列:

[1, 2, 5, 10, 19, 37, 38, 59, 67, 74, 95, 118, 134, 185, 190, 295, 335, 370, 590, 670, 703, 1121, 1273, 1406, 2183, 2242, 2479, 2546, 3515, 3953, 4366, 4958, 5605, 6365, 7030, 7906, 10915, 11210, 12395, 12730, 19765, 21830, 24790, 39530, 41477, 47101, 75107, 82954, 94202, 146261, 150214, 207385, 235505, 292522, 375535, 414770, 471010, 731305, 751070, 1462610, 2778959, 5557918, 13894795, 27789590]

約数ペア:

[(1, 27789590), (2, 13894795), (5, 5557918), (10, 2778959), (19, 1462610), (37, 751070), (38, 731305), (59, 471010), (67, 414770), (74, 375535), (95, 292522), (118, 235505), (134, 207385), (185, 150214), (190, 146261), (295, 94202), (335, 82954), (370, 75107), (590, 47101), (670, 41477), (703, 39530), (1121, 24790), (1273, 21830), (1406, 19765), (2183, 12730), (2242, 12395), (2479, 11210), (2546, 10915), (3515, 7906), (3953, 7030), (4366, 6365), (4958, 5605)]