18693200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2784

約数の個数: 60

約数和(自身を含む): 47569500

約数和(自身を除く): 28876300

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 2749, 3400, 5498, 6800, 10996, 13745, 21992, 27490, 43984, 46733, 54980, 68725, 93466, 109960, 137450, 186932, 219920, 233665, 274900, 373864, 467330, 549800, 747728, 934660, 1099600, 1168325, 1869320, 2336650, 3738640, 4673300, 9346600, 18693200]

約数ペア:

[(1, 18693200), (2, 9346600), (4, 4673300), (5, 3738640), (8, 2336650), (10, 1869320), (16, 1168325), (17, 1099600), (20, 934660), (25, 747728), (34, 549800), (40, 467330), (50, 373864), (68, 274900), (80, 233665), (85, 219920), (100, 186932), (136, 137450), (170, 109960), (200, 93466), (272, 68725), (340, 54980), (400, 46733), (425, 43984), (680, 27490), (850, 21992), (1360, 13745), (1700, 10996), (2749, 6800), (3400, 5498)]