489879670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{225751}}^1$

素因数の和:225796

約数の個数: 32

約数和(自身を含む): 1040265216

約数和(自身を除く): 550385546

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 225751, 451502, 1128755, 1580257, 2257510, 3160514, 6998281, 7901285, 13996562, 15802570, 34991405, 48987967, 69982810, 97975934, 244939835, 489879670]

約数ペア:

[(1, 489879670), (2, 244939835), (5, 97975934), (7, 69982810), (10, 48987967), (14, 34991405), (31, 15802570), (35, 13996562), (62, 7901285), (70, 6998281), (155, 3160514), (217, 2257510), (310, 1580257), (434, 1128755), (1085, 451502), (2170, 225751)]