19201260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 58705920

約数和(自身を除く): 39504660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 239, 260, 309, 390, 412, 478, 515, 618, 717, 780, 956, 1030, 1195, 1236, 1339, 1434, 1545, 2060, 2390, 2678, 2868, 3090, 3107, 3585, 4017, 4780, 5356, 6180, 6214, 6695, 7170, 8034, 9321, 12428, 13390, 14340, 15535, 16068, 18642, 20085, 24617, 26780, 31070, 37284, 40170, 46605, 49234, 62140, 73851, 80340, 93210, 98468, 123085, 147702, 186420, 246170, 295404, 320021, 369255, 492340, 640042, 738510, 960063, 1280084, 1477020, 1600105, 1920126, 3200210, 3840252, 4800315, 6400420, 9600630, 19201260]

約数ペア:

[(1, 19201260), (2, 9600630), (3, 6400420), (4, 4800315), (5, 3840252), (6, 3200210), (10, 1920126), (12, 1600105), (13, 1477020), (15, 1280084), (20, 960063), (26, 738510), (30, 640042), (39, 492340), (52, 369255), (60, 320021), (65, 295404), (78, 246170), (103, 186420), (130, 147702), (156, 123085), (195, 98468), (206, 93210), (239, 80340), (260, 73851), (309, 62140), (390, 49234), (412, 46605), (478, 40170), (515, 37284), (618, 31070), (717, 26780), (780, 24617), (956, 20085), (1030, 18642), (1195, 16068), (1236, 15535), (1339, 14340), (1434, 13390), (1545, 12428), (2060, 9321), (2390, 8034), (2678, 7170), (2868, 6695), (3090, 6214), (3107, 6180), (3585, 5356), (4017, 4780)]