18477640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 45586800

約数和(自身を除く): 27109160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 937, 986, 1160, 1874, 1972, 2465, 3748, 3944, 4685, 4930, 7496, 9370, 9860, 15929, 18740, 19720, 27173, 31858, 37480, 54346, 63716, 79645, 108692, 127432, 135865, 159290, 217384, 271730, 318580, 461941, 543460, 637160, 923882, 1086920, 1847764, 2309705, 3695528, 4619410, 9238820, 18477640]

約数ペア:

[(1, 18477640), (2, 9238820), (4, 4619410), (5, 3695528), (8, 2309705), (10, 1847764), (17, 1086920), (20, 923882), (29, 637160), (34, 543460), (40, 461941), (58, 318580), (68, 271730), (85, 217384), (116, 159290), (136, 135865), (145, 127432), (170, 108692), (232, 79645), (290, 63716), (340, 54346), (493, 37480), (580, 31858), (680, 27173), (937, 19720), (986, 18740), (1160, 15929), (1874, 9860), (1972, 9370), (2465, 7496), (3748, 4930), (3944, 4685)]