47390720

素因数分解:

$2^{13}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 112

約数和(自身を含む): 123855480

約数和(自身を除く): 76464760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 89, 104, 128, 130, 160, 178, 208, 256, 260, 320, 356, 416, 445, 512, 520, 640, 712, 832, 890, 1024, 1040, 1157, 1280, 1424, 1664, 1780, 2048, 2080, 2314, 2560, 2848, 3328, 3560, 4096, 4160, 4628, 5120, 5696, 5785, 6656, 7120, 8192, 8320, 9256, 10240, 11392, 11570, 13312, 14240, 16640, 18512, 20480, 22784, 23140, 26624, 28480, 33280, 37024, 40960, 45568, 46280, 53248, 56960, 66560, 74048, 91136, 92560, 106496, 113920, 133120, 148096, 182272, 185120, 227840, 266240, 296192, 364544, 370240, 455680, 532480, 592384, 729088, 740480, 911360, 1184768, 1480960, 1822720, 2369536, 2961920, 3645440, 4739072, 5923840, 9478144, 11847680, 23695360, 47390720]

約数ペア:

[(1, 47390720), (2, 23695360), (4, 11847680), (5, 9478144), (8, 5923840), (10, 4739072), (13, 3645440), (16, 2961920), (20, 2369536), (26, 1822720), (32, 1480960), (40, 1184768), (52, 911360), (64, 740480), (65, 729088), (80, 592384), (89, 532480), (104, 455680), (128, 370240), (130, 364544), (160, 296192), (178, 266240), (208, 227840), (256, 185120), (260, 182272), (320, 148096), (356, 133120), (416, 113920), (445, 106496), (512, 92560), (520, 91136), (640, 74048), (712, 66560), (832, 56960), (890, 53248), (1024, 46280), (1040, 45568), (1157, 40960), (1280, 37024), (1424, 33280), (1664, 28480), (1780, 26624), (2048, 23140), (2080, 22784), (2314, 20480), (2560, 18512), (2848, 16640), (3328, 14240), (3560, 13312), (4096, 11570), (4160, 11392), (4628, 10240), (5120, 9256), (5696, 8320), (5785, 8192), (6656, 7120)]