11278480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8293}}^1$

素因数の和:8323

約数の個数: 40

約数和(自身を含む): 27768312

約数和(自身を除く): 16489832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8293, 16586, 33172, 41465, 66344, 82930, 132688, 140981, 165860, 281962, 331720, 563924, 663440, 704905, 1127848, 1409810, 2255696, 2819620, 5639240, 11278480]

約数ペア:

[(1, 11278480), (2, 5639240), (4, 2819620), (5, 2255696), (8, 1409810), (10, 1127848), (16, 704905), (17, 663440), (20, 563924), (34, 331720), (40, 281962), (68, 165860), (80, 140981), (85, 132688), (136, 82930), (170, 66344), (272, 41465), (340, 33172), (680, 16586), (1360, 8293)]