1639776670

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{478069}}^1$

素因数の和:478097

約数の個数: 32

約数和(自身を含む): 3442104000

約数和(自身を除く): 1802327330

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 478069, 956138, 2390345, 3346483, 4780690, 6692966, 16732415, 23425381, 33464830, 46850762, 117126905, 163977667, 234253810, 327955334, 819888335, 1639776670]

約数ペア:

[(1, 1639776670), (2, 819888335), (5, 327955334), (7, 234253810), (10, 163977667), (14, 117126905), (35, 46850762), (49, 33464830), (70, 23425381), (98, 16732415), (245, 6692966), (343, 4780690), (490, 3346483), (686, 2390345), (1715, 956138), (3430, 478069)]