959420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 2585520

約数和(自身を除く): 1626100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 89, 98, 110, 140, 154, 178, 196, 220, 245, 308, 356, 385, 445, 490, 539, 623, 770, 890, 979, 980, 1078, 1246, 1540, 1780, 1958, 2156, 2492, 2695, 3115, 3916, 4361, 4895, 5390, 6230, 6853, 8722, 9790, 10780, 12460, 13706, 17444, 19580, 21805, 27412, 34265, 43610, 47971, 68530, 87220, 95942, 137060, 191884, 239855, 479710, 959420]

約数ペア:

[(1, 959420), (2, 479710), (4, 239855), (5, 191884), (7, 137060), (10, 95942), (11, 87220), (14, 68530), (20, 47971), (22, 43610), (28, 34265), (35, 27412), (44, 21805), (49, 19580), (55, 17444), (70, 13706), (77, 12460), (89, 10780), (98, 9790), (110, 8722), (140, 6853), (154, 6230), (178, 5390), (196, 4895), (220, 4361), (245, 3916), (308, 3115), (356, 2695), (385, 2492), (445, 2156), (490, 1958), (539, 1780), (623, 1540), (770, 1246), (890, 1078), (979, 980)]