27656020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 72011520

約数和(自身を除く): 44355500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 70, 74, 76, 95, 133, 140, 148, 185, 190, 259, 266, 281, 370, 380, 518, 532, 562, 665, 703, 740, 1036, 1124, 1295, 1330, 1405, 1406, 1967, 2590, 2660, 2810, 2812, 3515, 3934, 4921, 5180, 5339, 5620, 7030, 7868, 9835, 9842, 10397, 10678, 14060, 19670, 19684, 20794, 21356, 24605, 26695, 37373, 39340, 41588, 49210, 51985, 53390, 72779, 74746, 98420, 103970, 106780, 145558, 149492, 186865, 197543, 207940, 291116, 363895, 373730, 395086, 727790, 747460, 790172, 987715, 1382801, 1455580, 1975430, 2765602, 3950860, 5531204, 6914005, 13828010, 27656020]

約数ペア:

[(1, 27656020), (2, 13828010), (4, 6914005), (5, 5531204), (7, 3950860), (10, 2765602), (14, 1975430), (19, 1455580), (20, 1382801), (28, 987715), (35, 790172), (37, 747460), (38, 727790), (70, 395086), (74, 373730), (76, 363895), (95, 291116), (133, 207940), (140, 197543), (148, 186865), (185, 149492), (190, 145558), (259, 106780), (266, 103970), (281, 98420), (370, 74746), (380, 72779), (518, 53390), (532, 51985), (562, 49210), (665, 41588), (703, 39340), (740, 37373), (1036, 26695), (1124, 24605), (1295, 21356), (1330, 20794), (1405, 19684), (1406, 19670), (1967, 14060), (2590, 10678), (2660, 10397), (2810, 9842), (2812, 9835), (3515, 7868), (3934, 7030), (4921, 5620), (5180, 5339)]