397388630

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1\times {\mathrm{821}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 725004000

約数和(自身を除く): 327615370

約数列:

[1, 2, 5, 10, 97, 194, 485, 499, 821, 970, 998, 1642, 2495, 4105, 4990, 8210, 48403, 79637, 96806, 159274, 242015, 398185, 409679, 484030, 796370, 819358, 2048395, 4096790, 39738863, 79477726, 198694315, 397388630]

約数ペア:

[(1, 397388630), (2, 198694315), (5, 79477726), (10, 39738863), (97, 4096790), (194, 2048395), (485, 819358), (499, 796370), (821, 484030), (970, 409679), (998, 398185), (1642, 242015), (2495, 159274), (4105, 96806), (4990, 79637), (8210, 48403)]