7477280

素因数分解:

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

素因数の和:2781

約数の個数: 48

約数和(自身を含む): 18711000

約数和(自身を除く): 11233720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 2749, 5498, 10996, 13745, 21992, 27490, 43984, 46733, 54980, 87968, 93466, 109960, 186932, 219920, 233665, 373864, 439840, 467330, 747728, 934660, 1495456, 1869320, 3738640, 7477280]

約数ペア:

[(1, 7477280), (2, 3738640), (4, 1869320), (5, 1495456), (8, 934660), (10, 747728), (16, 467330), (17, 439840), (20, 373864), (32, 233665), (34, 219920), (40, 186932), (68, 109960), (80, 93466), (85, 87968), (136, 54980), (160, 46733), (170, 43984), (272, 27490), (340, 21992), (544, 13745), (680, 10996), (1360, 5498), (2720, 2749)]