492776180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{9923}}^1$

素因数の和:10136

約数の個数: 48

約数和(自身を含む): 1120379904

約数和(自身を除く): 627603724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 382, 764, 955, 1910, 2483, 3820, 4966, 9923, 9932, 12415, 19846, 24830, 39692, 49615, 49660, 99230, 128999, 198460, 257998, 515996, 644995, 1289990, 1895293, 2579980, 3790586, 7581172, 9476465, 18952930, 24638809, 37905860, 49277618, 98555236, 123194045, 246388090, 492776180]

約数ペア:

[(1, 492776180), (2, 246388090), (4, 123194045), (5, 98555236), (10, 49277618), (13, 37905860), (20, 24638809), (26, 18952930), (52, 9476465), (65, 7581172), (130, 3790586), (191, 2579980), (260, 1895293), (382, 1289990), (764, 644995), (955, 515996), (1910, 257998), (2483, 198460), (3820, 128999), (4966, 99230), (9923, 49660), (9932, 49615), (12415, 39692), (19846, 24830)]