20184150580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{138799}}^1$

素因数の和:139480

約数の個数: 48

約数和(自身を含む): 46310342400

約数和(自身を除く): 26126191820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 661, 1322, 2644, 3305, 6610, 7271, 13220, 14542, 29084, 36355, 72710, 138799, 145420, 277598, 555196, 693995, 1387990, 1526789, 2775980, 3053578, 6107156, 7633945, 15267890, 30535780, 91746139, 183492278, 366984556, 458730695, 917461390, 1009207529, 1834922780, 2018415058, 4036830116, 5046037645, 10092075290, 20184150580]

約数ペア:

[(1, 20184150580), (2, 10092075290), (4, 5046037645), (5, 4036830116), (10, 2018415058), (11, 1834922780), (20, 1009207529), (22, 917461390), (44, 458730695), (55, 366984556), (110, 183492278), (220, 91746139), (661, 30535780), (1322, 15267890), (2644, 7633945), (3305, 6107156), (6610, 3053578), (7271, 2775980), (13220, 1526789), (14542, 1387990), (29084, 693995), (36355, 555196), (72710, 277598), (138799, 145420)]