11155720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 26568000

約数和(自身を除く): 15412280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 163, 232, 236, 290, 295, 326, 472, 580, 590, 652, 815, 1160, 1180, 1304, 1630, 1711, 2360, 3260, 3422, 4727, 6520, 6844, 8555, 9454, 9617, 13688, 17110, 18908, 19234, 23635, 34220, 37816, 38468, 47270, 48085, 68440, 76936, 94540, 96170, 189080, 192340, 278893, 384680, 557786, 1115572, 1394465, 2231144, 2788930, 5577860, 11155720]

約数ペア:

[(1, 11155720), (2, 5577860), (4, 2788930), (5, 2231144), (8, 1394465), (10, 1115572), (20, 557786), (29, 384680), (40, 278893), (58, 192340), (59, 189080), (116, 96170), (118, 94540), (145, 76936), (163, 68440), (232, 48085), (236, 47270), (290, 38468), (295, 37816), (326, 34220), (472, 23635), (580, 19234), (590, 18908), (652, 17110), (815, 13688), (1160, 9617), (1180, 9454), (1304, 8555), (1630, 6844), (1711, 6520), (2360, 4727), (3260, 3422)]