1427289760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{686197}}^1$

素因数の和:686225

約数の個数: 48

約数和(自身を含む): 3631359816

約数和(自身を除く): 2204070056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 686197, 1372394, 2744788, 3430985, 5489576, 6861970, 8920561, 10979152, 13723940, 17841122, 21958304, 27447880, 35682244, 44602805, 54895760, 71364488, 89205610, 109791520, 142728976, 178411220, 285457952, 356822440, 713644880, 1427289760]

約数ペア:

[(1, 1427289760), (2, 713644880), (4, 356822440), (5, 285457952), (8, 178411220), (10, 142728976), (13, 109791520), (16, 89205610), (20, 71364488), (26, 54895760), (32, 44602805), (40, 35682244), (52, 27447880), (65, 21958304), (80, 17841122), (104, 13723940), (130, 10979152), (160, 8920561), (208, 6861970), (260, 5489576), (416, 3430985), (520, 2744788), (1040, 1372394), (2080, 686197)]