2594687980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{9241}}^1$

素因数の和:9490

約数の個数: 48

約数和(自身を含む): 5542981920

約数和(自身を除く): 2948293940

約数列:

[1, 2, 4, 5, 10, 20, 101, 139, 202, 278, 404, 505, 556, 695, 1010, 1390, 2020, 2780, 9241, 14039, 18482, 28078, 36964, 46205, 56156, 70195, 92410, 140390, 184820, 280780, 933341, 1284499, 1866682, 2568998, 3733364, 4666705, 5137996, 6422495, 9333410, 12844990, 18666820, 25689980, 129734399, 259468798, 518937596, 648671995, 1297343990, 2594687980]

約数ペア:

[(1, 2594687980), (2, 1297343990), (4, 648671995), (5, 518937596), (10, 259468798), (20, 129734399), (101, 25689980), (139, 18666820), (202, 12844990), (278, 9333410), (404, 6422495), (505, 5137996), (556, 4666705), (695, 3733364), (1010, 2568998), (1390, 1866682), (2020, 1284499), (2780, 933341), (9241, 280780), (14039, 184820), (18482, 140390), (28078, 92410), (36964, 70195), (46205, 56156)]