26857740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4919}}^1$

素因数の和:4951

約数の個数: 96

約数和(自身を含む): 92574720

約数和(自身を除く): 65716980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 4919, 5460, 9838, 14757, 19676, 24595, 29514, 34433, 49190, 59028, 63947, 68866, 73785, 98380, 103299, 127894, 137732, 147570, 172165, 191841, 206598, 255788, 295140, 319735, 344330, 383682, 413196, 447629, 516495, 639470, 688660, 767364, 895258, 959205, 1032990, 1278940, 1342887, 1790516, 1918410, 2065980, 2238145, 2685774, 3836820, 4476290, 5371548, 6714435, 8952580, 13428870, 26857740]

約数ペア:

[(1, 26857740), (2, 13428870), (3, 8952580), (4, 6714435), (5, 5371548), (6, 4476290), (7, 3836820), (10, 2685774), (12, 2238145), (13, 2065980), (14, 1918410), (15, 1790516), (20, 1342887), (21, 1278940), (26, 1032990), (28, 959205), (30, 895258), (35, 767364), (39, 688660), (42, 639470), (52, 516495), (60, 447629), (65, 413196), (70, 383682), (78, 344330), (84, 319735), (91, 295140), (105, 255788), (130, 206598), (140, 191841), (156, 172165), (182, 147570), (195, 137732), (210, 127894), (260, 103299), (273, 98380), (364, 73785), (390, 68866), (420, 63947), (455, 59028), (546, 49190), (780, 34433), (910, 29514), (1092, 24595), (1365, 19676), (1820, 14757), (2730, 9838), (4919, 5460)]