9190390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 19388160

約数和(自身を除く): 10197770

約数列:

[1, 2, 5, 10, 11, 22, 29, 43, 55, 58, 67, 86, 110, 134, 145, 215, 290, 319, 335, 430, 473, 638, 670, 737, 946, 1247, 1474, 1595, 1943, 2365, 2494, 2881, 3190, 3685, 3886, 4730, 5762, 6235, 7370, 9715, 12470, 13717, 14405, 19430, 21373, 27434, 28810, 31691, 42746, 63382, 68585, 83549, 106865, 137170, 158455, 167098, 213730, 316910, 417745, 835490, 919039, 1838078, 4595195, 9190390]

約数ペア:

[(1, 9190390), (2, 4595195), (5, 1838078), (10, 919039), (11, 835490), (22, 417745), (29, 316910), (43, 213730), (55, 167098), (58, 158455), (67, 137170), (86, 106865), (110, 83549), (134, 68585), (145, 63382), (215, 42746), (290, 31691), (319, 28810), (335, 27434), (430, 21373), (473, 19430), (638, 14405), (670, 13717), (737, 12470), (946, 9715), (1247, 7370), (1474, 6235), (1595, 5762), (1943, 4730), (2365, 3886), (2494, 3685), (2881, 3190)]