11653760

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 28274400

約数和(自身を除く): 16620640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 139, 160, 262, 278, 320, 524, 556, 640, 655, 695, 1048, 1112, 1310, 1390, 2096, 2224, 2620, 2780, 4192, 4448, 5240, 5560, 8384, 8896, 10480, 11120, 16768, 17792, 18209, 20960, 22240, 36418, 41920, 44480, 72836, 83840, 88960, 91045, 145672, 182090, 291344, 364180, 582688, 728360, 1165376, 1456720, 2330752, 2913440, 5826880, 11653760]

約数ペア:

[(1, 11653760), (2, 5826880), (4, 2913440), (5, 2330752), (8, 1456720), (10, 1165376), (16, 728360), (20, 582688), (32, 364180), (40, 291344), (64, 182090), (80, 145672), (128, 91045), (131, 88960), (139, 83840), (160, 72836), (262, 44480), (278, 41920), (320, 36418), (524, 22240), (556, 20960), (640, 18209), (655, 17792), (695, 16768), (1048, 11120), (1112, 10480), (1310, 8896), (1390, 8384), (2096, 5560), (2224, 5240), (2620, 4448), (2780, 4192)]