919273960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109961}}^1$

素因数の和:110002

約数の個数: 64

約数和(自身を含む): 2375179200

約数和(自身を除く): 1455905240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 109961, 219922, 439844, 549805, 879688, 1099610, 1209571, 2089259, 2199220, 2419142, 4178518, 4398440, 4838284, 6047855, 8357036, 9676568, 10446295, 12095710, 16714072, 20892590, 22981849, 24191420, 41785180, 45963698, 48382840, 83570360, 91927396, 114909245, 183854792, 229818490, 459636980, 919273960]

約数ペア:

[(1, 919273960), (2, 459636980), (4, 229818490), (5, 183854792), (8, 114909245), (10, 91927396), (11, 83570360), (19, 48382840), (20, 45963698), (22, 41785180), (38, 24191420), (40, 22981849), (44, 20892590), (55, 16714072), (76, 12095710), (88, 10446295), (95, 9676568), (110, 8357036), (152, 6047855), (190, 4838284), (209, 4398440), (220, 4178518), (380, 2419142), (418, 2199220), (440, 2089259), (760, 1209571), (836, 1099610), (1045, 879688), (1672, 549805), (2090, 439844), (4180, 219922), (8360, 109961)]