54958040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 139345920

約数和(自身を除く): 84387880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 41, 46, 47, 62, 82, 92, 94, 115, 124, 155, 164, 184, 188, 205, 230, 235, 248, 310, 328, 376, 410, 460, 470, 620, 713, 820, 920, 940, 943, 1081, 1240, 1271, 1426, 1457, 1640, 1880, 1886, 1927, 2162, 2542, 2852, 2914, 3565, 3772, 3854, 4324, 4715, 5084, 5405, 5704, 5828, 6355, 7130, 7285, 7544, 7708, 8648, 9430, 9635, 10168, 10810, 11656, 12710, 14260, 14570, 15416, 18860, 19270, 21620, 25420, 28520, 29140, 29233, 33511, 37720, 38540, 43240, 44321, 50840, 58280, 58466, 59737, 67022, 77080, 88642, 116932, 119474, 134044, 146165, 167555, 177284, 221605, 233864, 238948, 268088, 292330, 298685, 335110, 354568, 443210, 477896, 584660, 597370, 670220, 886420, 1169320, 1194740, 1340440, 1373951, 1772840, 2389480, 2747902, 5495804, 6869755, 10991608, 13739510, 27479020, 54958040]

約数ペア:

[(1, 54958040), (2, 27479020), (4, 13739510), (5, 10991608), (8, 6869755), (10, 5495804), (20, 2747902), (23, 2389480), (31, 1772840), (40, 1373951), (41, 1340440), (46, 1194740), (47, 1169320), (62, 886420), (82, 670220), (92, 597370), (94, 584660), (115, 477896), (124, 443210), (155, 354568), (164, 335110), (184, 298685), (188, 292330), (205, 268088), (230, 238948), (235, 233864), (248, 221605), (310, 177284), (328, 167555), (376, 146165), (410, 134044), (460, 119474), (470, 116932), (620, 88642), (713, 77080), (820, 67022), (920, 59737), (940, 58466), (943, 58280), (1081, 50840), (1240, 44321), (1271, 43240), (1426, 38540), (1457, 37720), (1640, 33511), (1880, 29233), (1886, 29140), (1927, 28520), (2162, 25420), (2542, 21620), (2852, 19270), (2914, 18860), (3565, 15416), (3772, 14570), (3854, 14260), (4324, 12710), (4715, 11656), (5084, 10810), (5405, 10168), (5704, 9635), (5828, 9430), (6355, 8648), (7130, 7708), (7285, 7544)]