4129720

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{43}}^1$

素因数の和:82

約数の個数: 80

約数和(自身を含む): 11091960

約数和(自身を除く): 6962240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 343, 344, 392, 430, 490, 602, 686, 860, 980, 1204, 1372, 1505, 1715, 1720, 1960, 2107, 2401, 2408, 2744, 3010, 3430, 4214, 4802, 6020, 6860, 8428, 9604, 10535, 12005, 12040, 13720, 14749, 16856, 19208, 21070, 24010, 29498, 42140, 48020, 58996, 73745, 84280, 96040, 103243, 117992, 147490, 206486, 294980, 412972, 516215, 589960, 825944, 1032430, 2064860, 4129720]

約数ペア:

[(1, 4129720), (2, 2064860), (4, 1032430), (5, 825944), (7, 589960), (8, 516215), (10, 412972), (14, 294980), (20, 206486), (28, 147490), (35, 117992), (40, 103243), (43, 96040), (49, 84280), (56, 73745), (70, 58996), (86, 48020), (98, 42140), (140, 29498), (172, 24010), (196, 21070), (215, 19208), (245, 16856), (280, 14749), (301, 13720), (343, 12040), (344, 12005), (392, 10535), (430, 9604), (490, 8428), (602, 6860), (686, 6020), (860, 4802), (980, 4214), (1204, 3430), (1372, 3010), (1505, 2744), (1715, 2408), (1720, 2401), (1960, 2107)]