890227568

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{211}}^1\times {\mathrm{1579}}^1$

素因数の和:1965

約数の個数: 40

約数和(自身を含む): 1744471680

約数和(自身を除く): 854244112

約数列:

[1, 2, 4, 8, 16, 167, 211, 334, 422, 668, 844, 1336, 1579, 1688, 2672, 3158, 3376, 6316, 12632, 25264, 35237, 70474, 140948, 263693, 281896, 333169, 527386, 563792, 666338, 1054772, 1332676, 2109544, 2665352, 4219088, 5330704, 55639223, 111278446, 222556892, 445113784, 890227568]

約数ペア:

[(1, 890227568), (2, 445113784), (4, 222556892), (8, 111278446), (16, 55639223), (167, 5330704), (211, 4219088), (334, 2665352), (422, 2109544), (668, 1332676), (844, 1054772), (1336, 666338), (1579, 563792), (1688, 527386), (2672, 333169), (3158, 281896), (3376, 263693), (6316, 140948), (12632, 70474), (25264, 35237)]