20596972040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{732467}}^1$

素因数の和:732534

約数の個数: 64

約数和(自身を含む): 50100811200

約数和(自身を除く): 29503839160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 732467, 1464934, 2929868, 3662335, 5859736, 7324670, 13916873, 14649340, 27101279, 27833746, 29298680, 54202558, 55667492, 69584365, 108405116, 111334984, 135506395, 139168730, 216810232, 271012790, 278337460, 514924301, 542025580, 556674920, 1029848602, 1084051160, 2059697204, 2574621505, 4119394408, 5149243010, 10298486020, 20596972040]

約数ペア:

[(1, 20596972040), (2, 10298486020), (4, 5149243010), (5, 4119394408), (8, 2574621505), (10, 2059697204), (19, 1084051160), (20, 1029848602), (37, 556674920), (38, 542025580), (40, 514924301), (74, 278337460), (76, 271012790), (95, 216810232), (148, 139168730), (152, 135506395), (185, 111334984), (190, 108405116), (296, 69584365), (370, 55667492), (380, 54202558), (703, 29298680), (740, 27833746), (760, 27101279), (1406, 14649340), (1480, 13916873), (2812, 7324670), (3515, 5859736), (5624, 3662335), (7030, 2929868), (14060, 1464934), (28120, 732467)]