2054324090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:424

約数の個数: 128

約数和(自身を含む): 4656960000

約数和(自身を除く): 2602635910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 109, 130, 139, 149, 182, 218, 278, 298, 455, 545, 695, 745, 763, 910, 973, 1043, 1090, 1390, 1417, 1490, 1526, 1807, 1937, 1946, 2086, 2834, 3614, 3815, 3874, 4865, 5215, 7085, 7630, 9035, 9685, 9730, 9919, 10430, 12649, 13559, 14170, 15151, 16241, 18070, 19370, 19838, 20711, 25298, 27118, 30302, 32482, 41422, 49595, 63245, 67795, 75755, 81205, 99190, 103555, 106057, 113687, 126490, 135590, 144977, 151510, 162410, 196963, 207110, 211133, 212114, 227374, 269243, 289954, 393926, 422266, 530285, 538486, 568435, 724885, 984815, 1055665, 1060570, 1136870, 1346215, 1378741, 1449770, 1477931, 1884701, 1969630, 2111330, 2257499, 2692430, 2757482, 2955862, 3769402, 4514998, 6893705, 7389655, 9423505, 11287495, 13787410, 14779310, 15802493, 18847010, 22574990, 29347487, 31604986, 58694974, 79012465, 146737435, 158024930, 205432409, 293474870, 410864818, 1027162045, 2054324090]

約数ペア:

[(1, 2054324090), (2, 1027162045), (5, 410864818), (7, 293474870), (10, 205432409), (13, 158024930), (14, 146737435), (26, 79012465), (35, 58694974), (65, 31604986), (70, 29347487), (91, 22574990), (109, 18847010), (130, 15802493), (139, 14779310), (149, 13787410), (182, 11287495), (218, 9423505), (278, 7389655), (298, 6893705), (455, 4514998), (545, 3769402), (695, 2955862), (745, 2757482), (763, 2692430), (910, 2257499), (973, 2111330), (1043, 1969630), (1090, 1884701), (1390, 1477931), (1417, 1449770), (1490, 1378741), (1526, 1346215), (1807, 1136870), (1937, 1060570), (1946, 1055665), (2086, 984815), (2834, 724885), (3614, 568435), (3815, 538486), (3874, 530285), (4865, 422266), (5215, 393926), (7085, 289954), (7630, 269243), (9035, 227374), (9685, 212114), (9730, 211133), (9919, 207110), (10430, 196963), (12649, 162410), (13559, 151510), (14170, 144977), (15151, 135590), (16241, 126490), (18070, 113687), (19370, 106057), (19838, 103555), (20711, 99190), (25298, 81205), (27118, 75755), (30302, 67795), (32482, 63245), (41422, 49595)]