55035440

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3457}}^1$

素因数の和:3669

約数の個数: 40

約数和(自身を含む): 128637600

約数和(自身を除く): 73602160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3457, 3980, 6914, 7960, 13828, 15920, 17285, 27656, 34570, 55312, 69140, 138280, 276560, 687943, 1375886, 2751772, 3439715, 5503544, 6879430, 11007088, 13758860, 27517720, 55035440]

約数ペア:

[(1, 55035440), (2, 27517720), (4, 13758860), (5, 11007088), (8, 6879430), (10, 5503544), (16, 3439715), (20, 2751772), (40, 1375886), (80, 687943), (199, 276560), (398, 138280), (796, 69140), (995, 55312), (1592, 34570), (1990, 27656), (3184, 17285), (3457, 15920), (3980, 13828), (6914, 7960)]