29928920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1201}}^1$

素因数の和:1308

約数の個数: 64

約数和(自身を含む): 77889600

約数和(自身を除く): 47960680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1201, 1246, 1780, 2402, 2492, 3115, 3560, 4804, 4984, 6005, 6230, 8407, 9608, 12010, 12460, 16814, 24020, 24920, 33628, 42035, 48040, 67256, 84070, 106889, 168140, 213778, 336280, 427556, 534445, 748223, 855112, 1068890, 1496446, 2137780, 2992892, 3741115, 4275560, 5985784, 7482230, 14964460, 29928920]

約数ペア:

[(1, 29928920), (2, 14964460), (4, 7482230), (5, 5985784), (7, 4275560), (8, 3741115), (10, 2992892), (14, 2137780), (20, 1496446), (28, 1068890), (35, 855112), (40, 748223), (56, 534445), (70, 427556), (89, 336280), (140, 213778), (178, 168140), (280, 106889), (356, 84070), (445, 67256), (623, 48040), (712, 42035), (890, 33628), (1201, 24920), (1246, 24020), (1780, 16814), (2402, 12460), (2492, 12010), (3115, 9608), (3560, 8407), (4804, 6230), (4984, 6005)]