20238972160

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1437427}}^1$

素因数の和:1437459

約数の個数: 72

約数和(自身を含む): 52885850976

約数和(自身を除く): 32646878816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 1437427, 2874854, 5749708, 7187135, 11499416, 14374270, 15811697, 22998832, 28748540, 31623394, 45997664, 57497080, 63246788, 79058485, 91995328, 114994160, 126493576, 158116970, 183990656, 229988320, 252987152, 316233940, 367981312, 459976640, 505974304, 632467880, 919953280, 1011948608, 1264935760, 1839906560, 2023897216, 2529871520, 4047794432, 5059743040, 10119486080, 20238972160]

約数ペア:

[(1, 20238972160), (2, 10119486080), (4, 5059743040), (5, 4047794432), (8, 2529871520), (10, 2023897216), (11, 1839906560), (16, 1264935760), (20, 1011948608), (22, 919953280), (32, 632467880), (40, 505974304), (44, 459976640), (55, 367981312), (64, 316233940), (80, 252987152), (88, 229988320), (110, 183990656), (128, 158116970), (160, 126493576), (176, 114994160), (220, 91995328), (256, 79058485), (320, 63246788), (352, 57497080), (440, 45997664), (640, 31623394), (704, 28748540), (880, 22998832), (1280, 15811697), (1408, 14374270), (1760, 11499416), (2816, 7187135), (3520, 5749708), (7040, 2874854), (14080, 1437427)]