8104640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 112

約数和(自身を含む): 21457920

約数和(自身を除く): 13353280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 43, 62, 64, 76, 80, 86, 95, 124, 152, 155, 160, 172, 190, 215, 248, 304, 310, 320, 344, 380, 430, 496, 589, 608, 620, 688, 760, 817, 860, 992, 1178, 1216, 1240, 1333, 1376, 1520, 1634, 1720, 1984, 2356, 2480, 2666, 2752, 2945, 3040, 3268, 3440, 4085, 4712, 4960, 5332, 5890, 6080, 6536, 6665, 6880, 8170, 9424, 9920, 10664, 11780, 13072, 13330, 13760, 16340, 18848, 21328, 23560, 25327, 26144, 26660, 32680, 37696, 42656, 47120, 50654, 52288, 53320, 65360, 85312, 94240, 101308, 106640, 126635, 130720, 188480, 202616, 213280, 253270, 261440, 405232, 426560, 506540, 810464, 1013080, 1620928, 2026160, 4052320, 8104640]

約数ペア:

[(1, 8104640), (2, 4052320), (4, 2026160), (5, 1620928), (8, 1013080), (10, 810464), (16, 506540), (19, 426560), (20, 405232), (31, 261440), (32, 253270), (38, 213280), (40, 202616), (43, 188480), (62, 130720), (64, 126635), (76, 106640), (80, 101308), (86, 94240), (95, 85312), (124, 65360), (152, 53320), (155, 52288), (160, 50654), (172, 47120), (190, 42656), (215, 37696), (248, 32680), (304, 26660), (310, 26144), (320, 25327), (344, 23560), (380, 21328), (430, 18848), (496, 16340), (589, 13760), (608, 13330), (620, 13072), (688, 11780), (760, 10664), (817, 9920), (860, 9424), (992, 8170), (1178, 6880), (1216, 6665), (1240, 6536), (1333, 6080), (1376, 5890), (1520, 5332), (1634, 4960), (1720, 4712), (1984, 4085), (2356, 3440), (2480, 3268), (2666, 3040), (2752, 2945)]