220039736

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{126751}}^1$

素因数の和:126795

約数の個数: 32

約数和(自身を含む): 486727680

約数和(自身を除く): 266687944

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 126751, 253502, 507004, 887257, 1014008, 1774514, 3549028, 3929281, 7098056, 7858562, 15717124, 27504967, 31434248, 55009934, 110019868, 220039736]

約数ペア:

[(1, 220039736), (2, 110019868), (4, 55009934), (7, 31434248), (8, 27504967), (14, 15717124), (28, 7858562), (31, 7098056), (56, 3929281), (62, 3549028), (124, 1774514), (217, 1014008), (248, 887257), (434, 507004), (868, 253502), (1736, 126751)]