23645840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 58496256

約数和(自身を除く): 34850416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 181, 184, 230, 284, 355, 362, 368, 460, 568, 710, 724, 905, 920, 1136, 1420, 1448, 1633, 1810, 1840, 2840, 2896, 3266, 3620, 4163, 5680, 6532, 7240, 8165, 8326, 12851, 13064, 14480, 16330, 16652, 20815, 25702, 26128, 32660, 33304, 41630, 51404, 64255, 65320, 66608, 83260, 102808, 128510, 130640, 166520, 205616, 257020, 295573, 333040, 514040, 591146, 1028080, 1182292, 1477865, 2364584, 2955730, 4729168, 5911460, 11822920, 23645840]

約数ペア:

[(1, 23645840), (2, 11822920), (4, 5911460), (5, 4729168), (8, 2955730), (10, 2364584), (16, 1477865), (20, 1182292), (23, 1028080), (40, 591146), (46, 514040), (71, 333040), (80, 295573), (92, 257020), (115, 205616), (142, 166520), (181, 130640), (184, 128510), (230, 102808), (284, 83260), (355, 66608), (362, 65320), (368, 64255), (460, 51404), (568, 41630), (710, 33304), (724, 32660), (905, 26128), (920, 25702), (1136, 20815), (1420, 16652), (1448, 16330), (1633, 14480), (1810, 13064), (1840, 12851), (2840, 8326), (2896, 8165), (3266, 7240), (3620, 6532), (4163, 5680)]