17984060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 39584160

約数和(自身を除く): 21600100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 307, 404, 505, 580, 614, 1010, 1228, 1535, 2020, 2929, 3070, 5858, 6140, 8903, 11716, 14645, 17806, 29290, 31007, 35612, 44515, 58580, 62014, 89030, 124028, 155035, 178060, 310070, 620140, 899203, 1798406, 3596812, 4496015, 8992030, 17984060]

約数ペア:

[(1, 17984060), (2, 8992030), (4, 4496015), (5, 3596812), (10, 1798406), (20, 899203), (29, 620140), (58, 310070), (101, 178060), (116, 155035), (145, 124028), (202, 89030), (290, 62014), (307, 58580), (404, 44515), (505, 35612), (580, 31007), (614, 29290), (1010, 17806), (1228, 14645), (1535, 11716), (2020, 8903), (2929, 6140), (3070, 5858)]