20593680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1688

約数の個数: 80

約数和(自身を含む): 65085120

約数和(自身を除く): 44491440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 1619, 2120, 2544, 3180, 3238, 4240, 4857, 6360, 6476, 8095, 9714, 12720, 12952, 16190, 19428, 24285, 25904, 32380, 38856, 48570, 64760, 77712, 85807, 97140, 129520, 171614, 194280, 257421, 343228, 388560, 429035, 514842, 686456, 858070, 1029684, 1287105, 1372912, 1716140, 2059368, 2574210, 3432280, 4118736, 5148420, 6864560, 10296840, 20593680]

約数ペア:

[(1, 20593680), (2, 10296840), (3, 6864560), (4, 5148420), (5, 4118736), (6, 3432280), (8, 2574210), (10, 2059368), (12, 1716140), (15, 1372912), (16, 1287105), (20, 1029684), (24, 858070), (30, 686456), (40, 514842), (48, 429035), (53, 388560), (60, 343228), (80, 257421), (106, 194280), (120, 171614), (159, 129520), (212, 97140), (240, 85807), (265, 77712), (318, 64760), (424, 48570), (530, 38856), (636, 32380), (795, 25904), (848, 24285), (1060, 19428), (1272, 16190), (1590, 12952), (1619, 12720), (2120, 9714), (2544, 8095), (3180, 6476), (3238, 6360), (4240, 4857)]