917779610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2797}}^1$

素因数の和:2991

約数の個数: 64

約数和(自身を含む): 1909802880

約数和(自身を除く): 992023270

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 157, 190, 209, 314, 418, 785, 1045, 1570, 1727, 2090, 2797, 2983, 3454, 5594, 5966, 8635, 13985, 14915, 17270, 27970, 29830, 30767, 32813, 53143, 61534, 65626, 106286, 153835, 164065, 265715, 307670, 328130, 439129, 531430, 584573, 878258, 1169146, 2195645, 2922865, 4391290, 4830419, 5845730, 8343451, 9660838, 16686902, 24152095, 41717255, 48304190, 83434510, 91777961, 183555922, 458889805, 917779610]

約数ペア:

[(1, 917779610), (2, 458889805), (5, 183555922), (10, 91777961), (11, 83434510), (19, 48304190), (22, 41717255), (38, 24152095), (55, 16686902), (95, 9660838), (110, 8343451), (157, 5845730), (190, 4830419), (209, 4391290), (314, 2922865), (418, 2195645), (785, 1169146), (1045, 878258), (1570, 584573), (1727, 531430), (2090, 439129), (2797, 328130), (2983, 307670), (3454, 265715), (5594, 164065), (5966, 153835), (8635, 106286), (13985, 65626), (14915, 61534), (17270, 53143), (27970, 32813), (29830, 30767)]