1392685840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27329}}^1$

素因数の和:27369

約数の個数: 120

約数和(自身を含む): 4056537240

約数和(自身を除く): 2663851400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 5096, 6370, 7280, 10192, 12740, 25480, 27329, 50960, 54658, 109316, 136645, 191303, 218632, 273290, 355277, 382606, 437264, 546580, 710554, 765212, 956515, 1093160, 1339121, 1421108, 1530424, 1776385, 1913030, 2186320, 2486939, 2678242, 2842216, 3060848, 3552770, 3826060, 4973878, 5356484, 5684432, 6695605, 7105540, 7652120, 9947756, 10712968, 12434695, 13391210, 14211080, 15304240, 17408573, 19895512, 21425936, 24869390, 26782420, 28422160, 34817146, 39791024, 49738780, 53564840, 69634292, 87042865, 99477560, 107129680, 139268584, 174085730, 198955120, 278537168, 348171460, 696342920, 1392685840]

約数ペア:

[(1, 1392685840), (2, 696342920), (4, 348171460), (5, 278537168), (7, 198955120), (8, 174085730), (10, 139268584), (13, 107129680), (14, 99477560), (16, 87042865), (20, 69634292), (26, 53564840), (28, 49738780), (35, 39791024), (40, 34817146), (49, 28422160), (52, 26782420), (56, 24869390), (65, 21425936), (70, 19895512), (80, 17408573), (91, 15304240), (98, 14211080), (104, 13391210), (112, 12434695), (130, 10712968), (140, 9947756), (182, 7652120), (196, 7105540), (208, 6695605), (245, 5684432), (260, 5356484), (280, 4973878), (364, 3826060), (392, 3552770), (455, 3060848), (490, 2842216), (520, 2678242), (560, 2486939), (637, 2186320), (728, 1913030), (784, 1776385), (910, 1530424), (980, 1421108), (1040, 1339121), (1274, 1093160), (1456, 956515), (1820, 765212), (1960, 710554), (2548, 546580), (3185, 437264), (3640, 382606), (3920, 355277), (5096, 273290), (6370, 218632), (7280, 191303), (10192, 136645), (12740, 109316), (25480, 54658), (27329, 50960)]