23654140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2399}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 54432000

約数和(自身を除く): 30777860

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2399, 2465, 4798, 4930, 9596, 9860, 11995, 23990, 40783, 47980, 69571, 81566, 139142, 163132, 203915, 278284, 347855, 407830, 695710, 815660, 1182707, 1391420, 2365414, 4730828, 5913535, 11827070, 23654140]

約数ペア:

[(1, 23654140), (2, 11827070), (4, 5913535), (5, 4730828), (10, 2365414), (17, 1391420), (20, 1182707), (29, 815660), (34, 695710), (58, 407830), (68, 347855), (85, 278284), (116, 203915), (145, 163132), (170, 139142), (290, 81566), (340, 69571), (493, 47980), (580, 40783), (986, 23990), (1972, 11995), (2399, 9860), (2465, 9596), (4798, 4930)]