12977120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 35054208

約数和(自身を除く): 22077088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 367, 416, 442, 520, 544, 680, 734, 884, 1040, 1105, 1360, 1468, 1768, 1835, 2080, 2210, 2720, 2936, 3536, 3670, 4420, 4771, 5872, 6239, 7072, 7340, 8840, 9542, 11744, 12478, 14680, 17680, 19084, 23855, 24956, 29360, 31195, 35360, 38168, 47710, 49912, 58720, 62390, 76336, 81107, 95420, 99824, 124780, 152672, 162214, 190840, 199648, 249560, 324428, 381680, 405535, 499120, 648856, 763360, 811070, 998240, 1297712, 1622140, 2595424, 3244280, 6488560, 12977120]

約数ペア:

[(1, 12977120), (2, 6488560), (4, 3244280), (5, 2595424), (8, 1622140), (10, 1297712), (13, 998240), (16, 811070), (17, 763360), (20, 648856), (26, 499120), (32, 405535), (34, 381680), (40, 324428), (52, 249560), (65, 199648), (68, 190840), (80, 162214), (85, 152672), (104, 124780), (130, 99824), (136, 95420), (160, 81107), (170, 76336), (208, 62390), (221, 58720), (260, 49912), (272, 47710), (340, 38168), (367, 35360), (416, 31195), (442, 29360), (520, 24956), (544, 23855), (680, 19084), (734, 17680), (884, 14680), (1040, 12478), (1105, 11744), (1360, 9542), (1468, 8840), (1768, 7340), (1835, 7072), (2080, 6239), (2210, 5872), (2720, 4771), (2936, 4420), (3536, 3670)]