1407977900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{105863}}^1$

素因数の和:105903

約数の個数: 72

約数和(自身を含む): 3675598080

約数和(自身を除く): 2267620180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 105863, 211726, 423452, 529315, 741041, 1058630, 1482082, 2011397, 2117260, 2646575, 2964164, 3705205, 4022794, 5293150, 7410410, 8045588, 10056985, 10586300, 14079779, 14820820, 18526025, 20113970, 28159558, 37052050, 40227940, 50284925, 56319116, 70398895, 74104100, 100569850, 140797790, 201139700, 281595580, 351994475, 703988950, 1407977900]

約数ペア:

[(1, 1407977900), (2, 703988950), (4, 351994475), (5, 281595580), (7, 201139700), (10, 140797790), (14, 100569850), (19, 74104100), (20, 70398895), (25, 56319116), (28, 50284925), (35, 40227940), (38, 37052050), (50, 28159558), (70, 20113970), (76, 18526025), (95, 14820820), (100, 14079779), (133, 10586300), (140, 10056985), (175, 8045588), (190, 7410410), (266, 5293150), (350, 4022794), (380, 3705205), (475, 2964164), (532, 2646575), (665, 2117260), (700, 2011397), (950, 1482082), (1330, 1058630), (1900, 741041), (2660, 529315), (3325, 423452), (6650, 211726), (13300, 105863)]