28309400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 76527840

約数和(自身を除く): 48218440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 73, 100, 140, 146, 175, 200, 277, 280, 292, 350, 365, 511, 554, 584, 700, 730, 1022, 1108, 1385, 1400, 1460, 1825, 1939, 2044, 2216, 2555, 2770, 2920, 3650, 3878, 4088, 5110, 5540, 6925, 7300, 7756, 9695, 10220, 11080, 12775, 13850, 14600, 15512, 19390, 20221, 20440, 25550, 27700, 38780, 40442, 48475, 51100, 55400, 77560, 80884, 96950, 101105, 102200, 141547, 161768, 193900, 202210, 283094, 387800, 404420, 505525, 566188, 707735, 808840, 1011050, 1132376, 1415470, 2022100, 2830940, 3538675, 4044200, 5661880, 7077350, 14154700, 28309400]

約数ペア:

[(1, 28309400), (2, 14154700), (4, 7077350), (5, 5661880), (7, 4044200), (8, 3538675), (10, 2830940), (14, 2022100), (20, 1415470), (25, 1132376), (28, 1011050), (35, 808840), (40, 707735), (50, 566188), (56, 505525), (70, 404420), (73, 387800), (100, 283094), (140, 202210), (146, 193900), (175, 161768), (200, 141547), (277, 102200), (280, 101105), (292, 96950), (350, 80884), (365, 77560), (511, 55400), (554, 51100), (584, 48475), (700, 40442), (730, 38780), (1022, 27700), (1108, 25550), (1385, 20440), (1400, 20221), (1460, 19390), (1825, 15512), (1939, 14600), (2044, 13850), (2216, 12775), (2555, 11080), (2770, 10220), (2920, 9695), (3650, 7756), (3878, 7300), (4088, 6925), (5110, 5540)]