1303400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{19}}^1$

素因数の和:56

約数の個数: 96

約数和(自身を含む): 3720000

約数和(自身を除く): 2416600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 95, 98, 100, 133, 140, 152, 175, 190, 196, 200, 245, 266, 280, 343, 350, 380, 392, 475, 490, 532, 665, 686, 700, 760, 931, 950, 980, 1064, 1225, 1330, 1372, 1400, 1715, 1862, 1900, 1960, 2450, 2660, 2744, 3325, 3430, 3724, 3800, 4655, 4900, 5320, 6517, 6650, 6860, 7448, 8575, 9310, 9800, 13034, 13300, 13720, 17150, 18620, 23275, 26068, 26600, 32585, 34300, 37240, 46550, 52136, 65170, 68600, 93100, 130340, 162925, 186200, 260680, 325850, 651700, 1303400]

約数ペア:

[(1, 1303400), (2, 651700), (4, 325850), (5, 260680), (7, 186200), (8, 162925), (10, 130340), (14, 93100), (19, 68600), (20, 65170), (25, 52136), (28, 46550), (35, 37240), (38, 34300), (40, 32585), (49, 26600), (50, 26068), (56, 23275), (70, 18620), (76, 17150), (95, 13720), (98, 13300), (100, 13034), (133, 9800), (140, 9310), (152, 8575), (175, 7448), (190, 6860), (196, 6650), (200, 6517), (245, 5320), (266, 4900), (280, 4655), (343, 3800), (350, 3724), (380, 3430), (392, 3325), (475, 2744), (490, 2660), (532, 2450), (665, 1960), (686, 1900), (700, 1862), (760, 1715), (931, 1400), (950, 1372), (980, 1330), (1064, 1225)]