13093780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 33094656

約数和(自身を除く): 20000876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 431, 434, 490, 620, 862, 868, 980, 1085, 1519, 1724, 2155, 2170, 3017, 3038, 4310, 4340, 6034, 6076, 7595, 8620, 12068, 13361, 15085, 15190, 21119, 26722, 30170, 30380, 42238, 53444, 60340, 66805, 84476, 93527, 105595, 133610, 187054, 211190, 267220, 374108, 422380, 467635, 654689, 935270, 1309378, 1870540, 2618756, 3273445, 6546890, 13093780]

約数ペア:

[(1, 13093780), (2, 6546890), (4, 3273445), (5, 2618756), (7, 1870540), (10, 1309378), (14, 935270), (20, 654689), (28, 467635), (31, 422380), (35, 374108), (49, 267220), (62, 211190), (70, 187054), (98, 133610), (124, 105595), (140, 93527), (155, 84476), (196, 66805), (217, 60340), (245, 53444), (310, 42238), (431, 30380), (434, 30170), (490, 26722), (620, 21119), (862, 15190), (868, 15085), (980, 13361), (1085, 12068), (1519, 8620), (1724, 7595), (2155, 6076), (2170, 6034), (3017, 4340), (3038, 4310)]