11847680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 30958200

約数和(自身を除く): 19110520

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, 4160, 4628, 5120, 5696, 5785, 6656, 7120, 8320, 9256, 10240, 11392, 11570, 13312, 14240, 16640, 18512, 22784, 23140, 26624, 28480, 33280, 37024, 45568, 46280, 56960, 66560, 74048, 91136, 92560, 113920, 133120, 148096, 182272, 185120, 227840, 296192, 370240, 455680, 592384, 740480, 911360, 1184768, 1480960, 2369536, 2961920, 5923840, 11847680]

約数ペア:

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