1344980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 3480960

約数和(自身を除く): 2135980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 739, 910, 1478, 1820, 2956, 3695, 5173, 7390, 9607, 10346, 14780, 19214, 20692, 25865, 38428, 48035, 51730, 67249, 96070, 103460, 134498, 192140, 268996, 336245, 672490, 1344980]

約数ペア:

[(1, 1344980), (2, 672490), (4, 336245), (5, 268996), (7, 192140), (10, 134498), (13, 103460), (14, 96070), (20, 67249), (26, 51730), (28, 48035), (35, 38428), (52, 25865), (65, 20692), (70, 19214), (91, 14780), (130, 10346), (140, 9607), (182, 7390), (260, 5173), (364, 3695), (455, 2956), (739, 1820), (910, 1478)]