1802576620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{7321}}^1$

素因数の和:8290

約数の個数: 48

約数和(自身を含む): 4081458528

約数和(自身を除く): 2278881908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 947, 1894, 3788, 4735, 7321, 9470, 12311, 14642, 18940, 24622, 29284, 36605, 49244, 61555, 73210, 95173, 123110, 146420, 190346, 246220, 380692, 475865, 951730, 1903460, 6932987, 13865974, 27731948, 34664935, 69329870, 90128831, 138659740, 180257662, 360515324, 450644155, 901288310, 1802576620]

約数ペア:

[(1, 1802576620), (2, 901288310), (4, 450644155), (5, 360515324), (10, 180257662), (13, 138659740), (20, 90128831), (26, 69329870), (52, 34664935), (65, 27731948), (130, 13865974), (260, 6932987), (947, 1903460), (1894, 951730), (3788, 475865), (4735, 380692), (7321, 246220), (9470, 190346), (12311, 146420), (14642, 123110), (18940, 95173), (24622, 73210), (29284, 61555), (36605, 49244)]