19735100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 54027792

約数和(自身を除く): 34292692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 140, 154, 175, 220, 233, 242, 275, 308, 350, 385, 466, 484, 550, 605, 700, 770, 847, 932, 1100, 1165, 1210, 1540, 1631, 1694, 1925, 2330, 2420, 2563, 3025, 3262, 3388, 3850, 4235, 4660, 5126, 5825, 6050, 6524, 7700, 8155, 8470, 10252, 11650, 12100, 12815, 16310, 16940, 17941, 21175, 23300, 25630, 28193, 32620, 35882, 40775, 42350, 51260, 56386, 64075, 71764, 81550, 84700, 89705, 112772, 128150, 140965, 163100, 179410, 197351, 256300, 281930, 358820, 394702, 448525, 563860, 704825, 789404, 897050, 986755, 1409650, 1794100, 1973510, 2819300, 3947020, 4933775, 9867550, 19735100]

約数ペア:

[(1, 19735100), (2, 9867550), (4, 4933775), (5, 3947020), (7, 2819300), (10, 1973510), (11, 1794100), (14, 1409650), (20, 986755), (22, 897050), (25, 789404), (28, 704825), (35, 563860), (44, 448525), (50, 394702), (55, 358820), (70, 281930), (77, 256300), (100, 197351), (110, 179410), (121, 163100), (140, 140965), (154, 128150), (175, 112772), (220, 89705), (233, 84700), (242, 81550), (275, 71764), (308, 64075), (350, 56386), (385, 51260), (466, 42350), (484, 40775), (550, 35882), (605, 32620), (700, 28193), (770, 25630), (847, 23300), (932, 21175), (1100, 17941), (1165, 16940), (1210, 16310), (1540, 12815), (1631, 12100), (1694, 11650), (1925, 10252), (2330, 8470), (2420, 8155), (2563, 7700), (3025, 6524), (3262, 6050), (3388, 5825), (3850, 5126), (4235, 4660)]