888979220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{57059}}^1$

素因数の和:57128

約数の個数: 48

約数和(自身を含む): 2013076800

約数和(自身を除く): 1124097580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 15580, 57059, 114118, 228236, 285295, 570590, 1084121, 1141180, 2168242, 2339419, 4336484, 4678838, 5420605, 9357676, 10841210, 11697095, 21682420, 23394190, 44448961, 46788380, 88897922, 177795844, 222244805, 444489610, 888979220]

約数ペア:

[(1, 888979220), (2, 444489610), (4, 222244805), (5, 177795844), (10, 88897922), (19, 46788380), (20, 44448961), (38, 23394190), (41, 21682420), (76, 11697095), (82, 10841210), (95, 9357676), (164, 5420605), (190, 4678838), (205, 4336484), (380, 2339419), (410, 2168242), (779, 1141180), (820, 1084121), (1558, 570590), (3116, 285295), (3895, 228236), (7790, 114118), (15580, 57059)]