890309728

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{361327}}^1$

素因数の和:361355

約数の個数: 48

約数和(自身を含む): 2185311744

約数和(自身を除く): 1295002016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 361327, 722654, 1445308, 2529289, 2890616, 3974597, 5058578, 5781232, 7949194, 10117156, 11562464, 15898388, 20234312, 27822179, 31796776, 40468624, 55644358, 63593552, 80937248, 111288716, 127187104, 222577432, 445154864, 890309728]

約数ペア:

[(1, 890309728), (2, 445154864), (4, 222577432), (7, 127187104), (8, 111288716), (11, 80937248), (14, 63593552), (16, 55644358), (22, 40468624), (28, 31796776), (32, 27822179), (44, 20234312), (56, 15898388), (77, 11562464), (88, 10117156), (112, 7949194), (154, 5781232), (176, 5058578), (224, 3974597), (308, 2890616), (352, 2529289), (616, 1445308), (1232, 722654), (2464, 361327)]