40805240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 108345600

約数和(自身を除く): 67540360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 109, 140, 191, 196, 218, 245, 280, 382, 392, 436, 490, 545, 763, 764, 872, 955, 980, 1090, 1337, 1526, 1528, 1910, 1960, 2180, 2674, 3052, 3815, 3820, 4360, 5341, 5348, 6104, 6685, 7630, 7640, 9359, 10682, 10696, 13370, 15260, 18718, 20819, 21364, 26705, 26740, 30520, 37436, 41638, 42728, 46795, 53410, 53480, 74872, 83276, 93590, 104095, 106820, 145733, 166552, 187180, 208190, 213640, 291466, 374360, 416380, 582932, 728665, 832760, 1020131, 1165864, 1457330, 2040262, 2914660, 4080524, 5100655, 5829320, 8161048, 10201310, 20402620, 40805240]

約数ペア:

[(1, 40805240), (2, 20402620), (4, 10201310), (5, 8161048), (7, 5829320), (8, 5100655), (10, 4080524), (14, 2914660), (20, 2040262), (28, 1457330), (35, 1165864), (40, 1020131), (49, 832760), (56, 728665), (70, 582932), (98, 416380), (109, 374360), (140, 291466), (191, 213640), (196, 208190), (218, 187180), (245, 166552), (280, 145733), (382, 106820), (392, 104095), (436, 93590), (490, 83276), (545, 74872), (763, 53480), (764, 53410), (872, 46795), (955, 42728), (980, 41638), (1090, 37436), (1337, 30520), (1526, 26740), (1528, 26705), (1910, 21364), (1960, 20819), (2180, 18718), (2674, 15260), (3052, 13370), (3815, 10696), (3820, 10682), (4360, 9359), (5341, 7640), (5348, 7630), (6104, 6685)]