27806560

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10223}}^1$

素因数の和:10255

約数の個数: 48

約数和(自身を含む): 69564096

約数和(自身を除く): 41757536

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, 10223, 20446, 40892, 51115, 81784, 102230, 163568, 173791, 204460, 327136, 347582, 408920, 695164, 817840, 868955, 1390328, 1635680, 1737910, 2780656, 3475820, 5561312, 6951640, 13903280, 27806560]

約数ペア:

[(1, 27806560), (2, 13903280), (4, 6951640), (5, 5561312), (8, 3475820), (10, 2780656), (16, 1737910), (17, 1635680), (20, 1390328), (32, 868955), (34, 817840), (40, 695164), (68, 408920), (80, 347582), (85, 327136), (136, 204460), (160, 173791), (170, 163568), (272, 102230), (340, 81784), (544, 51115), (680, 40892), (1360, 20446), (2720, 10223)]