1022904400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{52189}}^1$

素因数の和:52221

約数の個数: 90

約数和(自身を含む): 2858811630

約数和(自身を除く): 1835907230

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 19600, 52189, 104378, 208756, 260945, 365323, 417512, 521890, 730646, 835024, 1043780, 1304725, 1461292, 1826615, 2087560, 2557261, 2609450, 2922584, 3653230, 4175120, 5114522, 5218900, 5845168, 7306460, 9133075, 10229044, 10437800, 12786305, 14612920, 18266150, 20458088, 20875600, 25572610, 29225840, 36532300, 40916176, 51145220, 63931525, 73064600, 102290440, 127863050, 146129200, 204580880, 255726100, 511452200, 1022904400]

約数ペア:

[(1, 1022904400), (2, 511452200), (4, 255726100), (5, 204580880), (7, 146129200), (8, 127863050), (10, 102290440), (14, 73064600), (16, 63931525), (20, 51145220), (25, 40916176), (28, 36532300), (35, 29225840), (40, 25572610), (49, 20875600), (50, 20458088), (56, 18266150), (70, 14612920), (80, 12786305), (98, 10437800), (100, 10229044), (112, 9133075), (140, 7306460), (175, 5845168), (196, 5218900), (200, 5114522), (245, 4175120), (280, 3653230), (350, 2922584), (392, 2609450), (400, 2557261), (490, 2087560), (560, 1826615), (700, 1461292), (784, 1304725), (980, 1043780), (1225, 835024), (1400, 730646), (1960, 521890), (2450, 417512), (2800, 365323), (3920, 260945), (4900, 208756), (9800, 104378), (19600, 52189)]