55724680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 138412800

約数和(自身を除く): 82688120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1423, 1780, 1958, 2846, 3560, 3916, 4895, 5692, 7115, 7832, 9790, 11384, 14230, 15653, 19580, 28460, 31306, 39160, 56920, 62612, 78265, 125224, 126647, 156530, 253294, 313060, 506588, 626120, 633235, 1013176, 1266470, 1393117, 2532940, 2786234, 5065880, 5572468, 6965585, 11144936, 13931170, 27862340, 55724680]

約数ペア:

[(1, 55724680), (2, 27862340), (4, 13931170), (5, 11144936), (8, 6965585), (10, 5572468), (11, 5065880), (20, 2786234), (22, 2532940), (40, 1393117), (44, 1266470), (55, 1013176), (88, 633235), (89, 626120), (110, 506588), (178, 313060), (220, 253294), (356, 156530), (440, 126647), (445, 125224), (712, 78265), (890, 62612), (979, 56920), (1423, 39160), (1780, 31306), (1958, 28460), (2846, 19580), (3560, 15653), (3916, 14230), (4895, 11384), (5692, 9790), (7115, 7832)]