42819140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3361}}^1$

素因数の和:3397

約数の個数: 72

約数和(自身を含む): 112680792

約数和(自身を除く): 69861652

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 3361, 6370, 6722, 12740, 13444, 16805, 23527, 33610, 43693, 47054, 67220, 87386, 94108, 117635, 164689, 174772, 218465, 235270, 305851, 329378, 436930, 470540, 611702, 658756, 823445, 873860, 1223404, 1529255, 1646890, 2140957, 3058510, 3293780, 4281914, 6117020, 8563828, 10704785, 21409570, 42819140]

約数ペア:

[(1, 42819140), (2, 21409570), (4, 10704785), (5, 8563828), (7, 6117020), (10, 4281914), (13, 3293780), (14, 3058510), (20, 2140957), (26, 1646890), (28, 1529255), (35, 1223404), (49, 873860), (52, 823445), (65, 658756), (70, 611702), (91, 470540), (98, 436930), (130, 329378), (140, 305851), (182, 235270), (196, 218465), (245, 174772), (260, 164689), (364, 117635), (455, 94108), (490, 87386), (637, 67220), (910, 47054), (980, 43693), (1274, 33610), (1820, 23527), (2548, 16805), (3185, 13444), (3361, 12740), (6370, 6722)]