19193960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 46586880

約数和(自身を除く): 27392920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 673, 713, 920, 1240, 1346, 1426, 2692, 2852, 3365, 3565, 5384, 5704, 6730, 7130, 13460, 14260, 15479, 20863, 26920, 28520, 30958, 41726, 61916, 77395, 83452, 104315, 123832, 154790, 166904, 208630, 309580, 417260, 479849, 619160, 834520, 959698, 1919396, 2399245, 3838792, 4798490, 9596980, 19193960]

約数ペア:

[(1, 19193960), (2, 9596980), (4, 4798490), (5, 3838792), (8, 2399245), (10, 1919396), (20, 959698), (23, 834520), (31, 619160), (40, 479849), (46, 417260), (62, 309580), (92, 208630), (115, 166904), (124, 154790), (155, 123832), (184, 104315), (230, 83452), (248, 77395), (310, 61916), (460, 41726), (620, 30958), (673, 28520), (713, 26920), (920, 20863), (1240, 15479), (1346, 14260), (1426, 13460), (2692, 7130), (2852, 6730), (3365, 5704), (3565, 5384)]