2804590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 5508000

約数和(自身を除く): 2703410

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 509, 551, 1018, 1102, 2545, 2755, 5090, 5510, 9671, 14761, 19342, 29522, 48355, 73805, 96710, 147610, 280459, 560918, 1402295, 2804590]

約数ペア:

[(1, 2804590), (2, 1402295), (5, 560918), (10, 280459), (19, 147610), (29, 96710), (38, 73805), (58, 48355), (95, 29522), (145, 19342), (190, 14761), (290, 9671), (509, 5510), (551, 5090), (1018, 2755), (1102, 2545)]