23219900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 58876440

約数和(自身を除く): 35656540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 101, 110, 121, 190, 202, 209, 220, 242, 275, 380, 404, 418, 475, 484, 505, 550, 605, 836, 950, 1010, 1045, 1100, 1111, 1210, 1900, 1919, 2020, 2090, 2222, 2299, 2420, 2525, 3025, 3838, 4180, 4444, 4598, 5050, 5225, 5555, 6050, 7676, 9196, 9595, 10100, 10450, 11110, 11495, 12100, 12221, 19190, 20900, 21109, 22220, 22990, 24442, 27775, 38380, 42218, 45980, 47975, 48884, 55550, 57475, 61105, 84436, 95950, 105545, 111100, 114950, 122210, 191900, 211090, 229900, 232199, 244420, 305525, 422180, 464398, 527725, 611050, 928796, 1055450, 1160995, 1222100, 2110900, 2321990, 4643980, 5804975, 11609950, 23219900]

約数ペア:

[(1, 23219900), (2, 11609950), (4, 5804975), (5, 4643980), (10, 2321990), (11, 2110900), (19, 1222100), (20, 1160995), (22, 1055450), (25, 928796), (38, 611050), (44, 527725), (50, 464398), (55, 422180), (76, 305525), (95, 244420), (100, 232199), (101, 229900), (110, 211090), (121, 191900), (190, 122210), (202, 114950), (209, 111100), (220, 105545), (242, 95950), (275, 84436), (380, 61105), (404, 57475), (418, 55550), (475, 48884), (484, 47975), (505, 45980), (550, 42218), (605, 38380), (836, 27775), (950, 24442), (1010, 22990), (1045, 22220), (1100, 21109), (1111, 20900), (1210, 19190), (1900, 12221), (1919, 12100), (2020, 11495), (2090, 11110), (2222, 10450), (2299, 10100), (2420, 9595), (2525, 9196), (3025, 7676), (3838, 6050), (4180, 5555), (4444, 5225), (4598, 5050)]