28409482140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{86927}}^1$

素因数の和:87371

約数の個数: 96

約数和(自身を含む): 85870955520

約数和(自身を除く): 57461473380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 419, 780, 838, 1257, 1676, 2095, 2514, 4190, 5028, 5447, 6285, 8380, 10894, 12570, 16341, 21788, 25140, 27235, 32682, 54470, 65364, 81705, 86927, 108940, 163410, 173854, 260781, 326820, 347708, 434635, 521562, 869270, 1043124, 1130051, 1303905, 1738540, 2260102, 2607810, 3390153, 4520204, 5215620, 5650255, 6780306, 11300510, 13560612, 16950765, 22601020, 33901530, 36422413, 67803060, 72844826, 109267239, 145689652, 182112065, 218534478, 364224130, 437068956, 473491369, 546336195, 728448260, 946982738, 1092672390, 1420474107, 1893965476, 2185344780, 2367456845, 2840948214, 4734913690, 5681896428, 7102370535, 9469827380, 14204741070, 28409482140]

約数ペア:

[(1, 28409482140), (2, 14204741070), (3, 9469827380), (4, 7102370535), (5, 5681896428), (6, 4734913690), (10, 2840948214), (12, 2367456845), (13, 2185344780), (15, 1893965476), (20, 1420474107), (26, 1092672390), (30, 946982738), (39, 728448260), (52, 546336195), (60, 473491369), (65, 437068956), (78, 364224130), (130, 218534478), (156, 182112065), (195, 145689652), (260, 109267239), (390, 72844826), (419, 67803060), (780, 36422413), (838, 33901530), (1257, 22601020), (1676, 16950765), (2095, 13560612), (2514, 11300510), (4190, 6780306), (5028, 5650255), (5447, 5215620), (6285, 4520204), (8380, 3390153), (10894, 2607810), (12570, 2260102), (16341, 1738540), (21788, 1303905), (25140, 1130051), (27235, 1043124), (32682, 869270), (54470, 521562), (65364, 434635), (81705, 347708), (86927, 326820), (108940, 260781), (163410, 173854)]