190000240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3398

約数の個数: 80

約数和(自身を含む): 475969536

約数和(自身を除く): 285969296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3331, 3565, 5704, 6662, 7130, 11408, 13324, 14260, 16655, 26648, 28520, 33310, 53296, 57040, 66620, 76613, 103261, 133240, 153226, 206522, 266480, 306452, 383065, 413044, 516305, 612904, 766130, 826088, 1032610, 1225808, 1532260, 1652176, 2065220, 2375003, 3064520, 4130440, 4750006, 6129040, 8260880, 9500012, 11875015, 19000024, 23750030, 38000048, 47500060, 95000120, 190000240]

約数ペア:

[(1, 190000240), (2, 95000120), (4, 47500060), (5, 38000048), (8, 23750030), (10, 19000024), (16, 11875015), (20, 9500012), (23, 8260880), (31, 6129040), (40, 4750006), (46, 4130440), (62, 3064520), (80, 2375003), (92, 2065220), (115, 1652176), (124, 1532260), (155, 1225808), (184, 1032610), (230, 826088), (248, 766130), (310, 612904), (368, 516305), (460, 413044), (496, 383065), (620, 306452), (713, 266480), (920, 206522), (1240, 153226), (1426, 133240), (1840, 103261), (2480, 76613), (2852, 66620), (3331, 57040), (3565, 53296), (5704, 33310), (6662, 28520), (7130, 26648), (11408, 16655), (13324, 14260)]