90420460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347771}}^1$

素因数の和:347793

約数の個数: 24

約数和(自身を含む): 204489936

約数和(自身を除く): 114069476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347771, 695542, 1391084, 1738855, 3477710, 4521023, 6955420, 9042046, 18084092, 22605115, 45210230, 90420460]

約数ペア:

[(1, 90420460), (2, 45210230), (4, 22605115), (5, 18084092), (10, 9042046), (13, 6955420), (20, 4521023), (26, 3477710), (52, 1738855), (65, 1391084), (130, 695542), (260, 347771)]