38992940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 100154880

約数和(自身を除く): 61161940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 107, 133, 137, 140, 190, 214, 266, 274, 380, 428, 532, 535, 548, 665, 685, 749, 959, 1070, 1330, 1370, 1498, 1918, 2033, 2140, 2603, 2660, 2740, 2996, 3745, 3836, 4066, 4795, 5206, 7490, 8132, 9590, 10165, 10412, 13015, 14231, 14659, 14980, 18221, 19180, 20330, 26030, 28462, 29318, 36442, 40660, 52060, 56924, 58636, 71155, 72884, 73295, 91105, 102613, 142310, 146590, 182210, 205226, 278521, 284620, 293180, 364420, 410452, 513065, 557042, 1026130, 1114084, 1392605, 1949647, 2052260, 2785210, 3899294, 5570420, 7798588, 9748235, 19496470, 38992940]

約数ペア:

[(1, 38992940), (2, 19496470), (4, 9748235), (5, 7798588), (7, 5570420), (10, 3899294), (14, 2785210), (19, 2052260), (20, 1949647), (28, 1392605), (35, 1114084), (38, 1026130), (70, 557042), (76, 513065), (95, 410452), (107, 364420), (133, 293180), (137, 284620), (140, 278521), (190, 205226), (214, 182210), (266, 146590), (274, 142310), (380, 102613), (428, 91105), (532, 73295), (535, 72884), (548, 71155), (665, 58636), (685, 56924), (749, 52060), (959, 40660), (1070, 36442), (1330, 29318), (1370, 28462), (1498, 26030), (1918, 20330), (2033, 19180), (2140, 18221), (2603, 14980), (2660, 14659), (2740, 14231), (2996, 13015), (3745, 10412), (3836, 10165), (4066, 9590), (4795, 8132), (5206, 7490)]