2016238040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{15307}}^1$

素因数の和:15444

約数の個数: 64

約数和(自身を含む): 4711802400

約数和(自身を除く): 2695564360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 89, 148, 178, 185, 296, 356, 370, 445, 712, 740, 890, 1480, 1780, 3293, 3560, 6586, 13172, 15307, 16465, 26344, 30614, 32930, 61228, 65860, 76535, 122456, 131720, 153070, 306140, 566359, 612280, 1132718, 1362323, 2265436, 2724646, 2831795, 4530872, 5449292, 5663590, 6811615, 10898584, 11327180, 13623230, 22654360, 27246460, 50405951, 54492920, 100811902, 201623804, 252029755, 403247608, 504059510, 1008119020, 2016238040]

約数ペア:

[(1, 2016238040), (2, 1008119020), (4, 504059510), (5, 403247608), (8, 252029755), (10, 201623804), (20, 100811902), (37, 54492920), (40, 50405951), (74, 27246460), (89, 22654360), (148, 13623230), (178, 11327180), (185, 10898584), (296, 6811615), (356, 5663590), (370, 5449292), (445, 4530872), (712, 2831795), (740, 2724646), (890, 2265436), (1480, 1362323), (1780, 1132718), (3293, 612280), (3560, 566359), (6586, 306140), (13172, 153070), (15307, 131720), (16465, 122456), (26344, 76535), (30614, 65860), (32930, 61228)]