38658620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1971

約数の個数: 96

約数和(自身を含む): 109057536

約数和(自身を除く): 70398916

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 1931, 2002, 2860, 3862, 4004, 5005, 7724, 9655, 10010, 13517, 19310, 20020, 21241, 25103, 27034, 38620, 42482, 50206, 54068, 67585, 84964, 100412, 106205, 125515, 135170, 148687, 175721, 212410, 251030, 270340, 276133, 297374, 351442, 424820, 502060, 552266, 594748, 702884, 743435, 878605, 1104532, 1380665, 1486870, 1757210, 1932931, 2761330, 2973740, 3514420, 3865862, 5522660, 7731724, 9664655, 19329310, 38658620]

約数ペア:

[(1, 38658620), (2, 19329310), (4, 9664655), (5, 7731724), (7, 5522660), (10, 3865862), (11, 3514420), (13, 2973740), (14, 2761330), (20, 1932931), (22, 1757210), (26, 1486870), (28, 1380665), (35, 1104532), (44, 878605), (52, 743435), (55, 702884), (65, 594748), (70, 552266), (77, 502060), (91, 424820), (110, 351442), (130, 297374), (140, 276133), (143, 270340), (154, 251030), (182, 212410), (220, 175721), (260, 148687), (286, 135170), (308, 125515), (364, 106205), (385, 100412), (455, 84964), (572, 67585), (715, 54068), (770, 50206), (910, 42482), (1001, 38620), (1430, 27034), (1540, 25103), (1820, 21241), (1931, 20020), (2002, 19310), (2860, 13517), (3862, 10010), (4004, 9655), (5005, 7724)]