280095410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{10079}}^1$

素因数の和:10490

約数の個数: 32

約数和(自身を含む): 577704960

約数和(自身を除く): 297609550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1985, 2779, 3970, 5558, 10079, 13895, 20158, 27790, 50395, 70553, 100790, 141106, 352765, 705530, 4001363, 8002726, 20006815, 28009541, 40013630, 56019082, 140047705, 280095410]

約数ペア:

[(1, 280095410), (2, 140047705), (5, 56019082), (7, 40013630), (10, 28009541), (14, 20006815), (35, 8002726), (70, 4001363), (397, 705530), (794, 352765), (1985, 141106), (2779, 100790), (3970, 70553), (5558, 50395), (10079, 27790), (13895, 20158)]