1969760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 5016816

約数和(自身を除く): 3047056

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, 947, 1040, 1894, 2080, 3788, 4735, 7576, 9470, 12311, 15152, 18940, 24622, 30304, 37880, 49244, 61555, 75760, 98488, 123110, 151520, 196976, 246220, 393952, 492440, 984880, 1969760]

約数ペア:

[(1, 1969760), (2, 984880), (4, 492440), (5, 393952), (8, 246220), (10, 196976), (13, 151520), (16, 123110), (20, 98488), (26, 75760), (32, 61555), (40, 49244), (52, 37880), (65, 30304), (80, 24622), (104, 18940), (130, 15152), (160, 12311), (208, 9470), (260, 7576), (416, 4735), (520, 3788), (947, 2080), (1040, 1894)]