57028840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 149713920

約数和(自身を除く): 92685080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 37, 40, 44, 55, 62, 74, 88, 110, 113, 124, 148, 155, 185, 220, 226, 248, 296, 310, 341, 370, 407, 440, 452, 565, 620, 682, 740, 814, 904, 1130, 1147, 1240, 1243, 1364, 1480, 1628, 1705, 2035, 2260, 2294, 2486, 2728, 3256, 3410, 3503, 4070, 4181, 4520, 4588, 4972, 5735, 6215, 6820, 7006, 8140, 8362, 9176, 9944, 11470, 12430, 12617, 13640, 14012, 16280, 16724, 17515, 20905, 22940, 24860, 25234, 28024, 33448, 35030, 38533, 41810, 45880, 45991, 49720, 50468, 63085, 70060, 77066, 83620, 91982, 100936, 126170, 129611, 140120, 154132, 167240, 183964, 192665, 229955, 252340, 259222, 308264, 367928, 385330, 459910, 504680, 518444, 648055, 770660, 919820, 1036888, 1296110, 1425721, 1541320, 1839640, 2592220, 2851442, 5184440, 5702884, 7128605, 11405768, 14257210, 28514420, 57028840]

約数ペア:

[(1, 57028840), (2, 28514420), (4, 14257210), (5, 11405768), (8, 7128605), (10, 5702884), (11, 5184440), (20, 2851442), (22, 2592220), (31, 1839640), (37, 1541320), (40, 1425721), (44, 1296110), (55, 1036888), (62, 919820), (74, 770660), (88, 648055), (110, 518444), (113, 504680), (124, 459910), (148, 385330), (155, 367928), (185, 308264), (220, 259222), (226, 252340), (248, 229955), (296, 192665), (310, 183964), (341, 167240), (370, 154132), (407, 140120), (440, 129611), (452, 126170), (565, 100936), (620, 91982), (682, 83620), (740, 77066), (814, 70060), (904, 63085), (1130, 50468), (1147, 49720), (1240, 45991), (1243, 45880), (1364, 41810), (1480, 38533), (1628, 35030), (1705, 33448), (2035, 28024), (2260, 25234), (2294, 24860), (2486, 22940), (2728, 20905), (3256, 17515), (3410, 16724), (3503, 16280), (4070, 14012), (4181, 13640), (4520, 12617), (4588, 12430), (4972, 11470), (5735, 9944), (6215, 9176), (6820, 8362), (7006, 8140)]