7516780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 16853760

約数和(自身を除く): 9336980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 151, 190, 262, 302, 380, 524, 604, 655, 755, 1310, 1510, 2489, 2620, 2869, 3020, 4978, 5738, 9956, 11476, 12445, 14345, 19781, 24890, 28690, 39562, 49780, 57380, 79124, 98905, 197810, 375839, 395620, 751678, 1503356, 1879195, 3758390, 7516780]

約数ペア:

[(1, 7516780), (2, 3758390), (4, 1879195), (5, 1503356), (10, 751678), (19, 395620), (20, 375839), (38, 197810), (76, 98905), (95, 79124), (131, 57380), (151, 49780), (190, 39562), (262, 28690), (302, 24890), (380, 19781), (524, 14345), (604, 12445), (655, 11476), (755, 9956), (1310, 5738), (1510, 4978), (2489, 3020), (2620, 2869)]