890403976

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{10399}}^1$

素因数の和:10562

約数の個数: 64

約数和(自身を含む): 2096640000

約数和(自身を除く): 1206236024

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 139, 154, 278, 308, 556, 616, 973, 1112, 1529, 1946, 3058, 3892, 6116, 7784, 10399, 10703, 12232, 20798, 21406, 41596, 42812, 72793, 83192, 85624, 114389, 145586, 228778, 291172, 457556, 582344, 800723, 915112, 1445461, 1601446, 2890922, 3202892, 5781844, 6405784, 10118227, 11563688, 15900071, 20236454, 31800142, 40472908, 63600284, 80945816, 111300497, 127200568, 222600994, 445201988, 890403976]

約数ペア:

[(1, 890403976), (2, 445201988), (4, 222600994), (7, 127200568), (8, 111300497), (11, 80945816), (14, 63600284), (22, 40472908), (28, 31800142), (44, 20236454), (56, 15900071), (77, 11563688), (88, 10118227), (139, 6405784), (154, 5781844), (278, 3202892), (308, 2890922), (556, 1601446), (616, 1445461), (973, 915112), (1112, 800723), (1529, 582344), (1946, 457556), (3058, 291172), (3892, 228778), (6116, 145586), (7784, 114389), (10399, 85624), (10703, 83192), (12232, 72793), (20798, 42812), (21406, 41596)]