6121420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 13759200

約数和(自身を除く): 7637780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 181, 190, 356, 362, 380, 445, 724, 890, 905, 1691, 1780, 1810, 3382, 3439, 3620, 6764, 6878, 8455, 13756, 16109, 16910, 17195, 32218, 33820, 34390, 64436, 68780, 80545, 161090, 306071, 322180, 612142, 1224284, 1530355, 3060710, 6121420]

約数ペア:

[(1, 6121420), (2, 3060710), (4, 1530355), (5, 1224284), (10, 612142), (19, 322180), (20, 306071), (38, 161090), (76, 80545), (89, 68780), (95, 64436), (178, 34390), (181, 33820), (190, 32218), (356, 17195), (362, 16910), (380, 16109), (445, 13756), (724, 8455), (890, 6878), (905, 6764), (1691, 3620), (1780, 3439), (1810, 3382)]