248939480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{214603}}^1$

素因数の和:214643

約数の個数: 32

約数和(自身を含む): 579430800

約数和(自身を除く): 330491320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 214603, 429206, 858412, 1073015, 1716824, 2146030, 4292060, 6223487, 8584120, 12446974, 24893948, 31117435, 49787896, 62234870, 124469740, 248939480]

約数ペア:

[(1, 248939480), (2, 124469740), (4, 62234870), (5, 49787896), (8, 31117435), (10, 24893948), (20, 12446974), (29, 8584120), (40, 6223487), (58, 4292060), (116, 2146030), (145, 1716824), (232, 1073015), (290, 858412), (580, 429206), (1160, 214603)]