15980330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{557}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 30533760

約数和(自身を除く): 14553430

約数列:

[1, 2, 5, 10, 19, 38, 95, 151, 190, 302, 557, 755, 1114, 1510, 2785, 2869, 5570, 5738, 10583, 14345, 21166, 28690, 52915, 84107, 105830, 168214, 420535, 841070, 1598033, 3196066, 7990165, 15980330]

約数ペア:

[(1, 15980330), (2, 7990165), (5, 3196066), (10, 1598033), (19, 841070), (38, 420535), (95, 168214), (151, 105830), (190, 84107), (302, 52915), (557, 28690), (755, 21166), (1114, 14345), (1510, 10583), (2785, 5738), (2869, 5570)]