19734720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:418

約数の個数: 112

約数和(自身を含む): 63873888

約数和(自身を除く): 44139168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 337, 366, 480, 488, 610, 674, 732, 915, 960, 976, 1011, 1220, 1348, 1464, 1685, 1830, 1952, 2022, 2440, 2696, 2928, 3370, 3660, 3904, 4044, 4880, 5055, 5392, 5856, 6740, 7320, 8088, 9760, 10110, 10784, 11712, 13480, 14640, 16176, 19520, 20220, 20557, 21568, 26960, 29280, 32352, 40440, 41114, 53920, 58560, 61671, 64704, 80880, 82228, 102785, 107840, 123342, 161760, 164456, 205570, 246684, 308355, 323520, 328912, 411140, 493368, 616710, 657824, 822280, 986736, 1233420, 1315648, 1644560, 1973472, 2466840, 3289120, 3946944, 4933680, 6578240, 9867360, 19734720]

約数ペア:

[(1, 19734720), (2, 9867360), (3, 6578240), (4, 4933680), (5, 3946944), (6, 3289120), (8, 2466840), (10, 1973472), (12, 1644560), (15, 1315648), (16, 1233420), (20, 986736), (24, 822280), (30, 657824), (32, 616710), (40, 493368), (48, 411140), (60, 328912), (61, 323520), (64, 308355), (80, 246684), (96, 205570), (120, 164456), (122, 161760), (160, 123342), (183, 107840), (192, 102785), (240, 82228), (244, 80880), (305, 64704), (320, 61671), (337, 58560), (366, 53920), (480, 41114), (488, 40440), (610, 32352), (674, 29280), (732, 26960), (915, 21568), (960, 20557), (976, 20220), (1011, 19520), (1220, 16176), (1348, 14640), (1464, 13480), (1685, 11712), (1830, 10784), (1952, 10110), (2022, 9760), (2440, 8088), (2696, 7320), (2928, 6740), (3370, 5856), (3660, 5392), (3904, 5055), (4044, 4880)]