12217760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4053

約数の個数: 48

約数和(自身を含む): 30391200

約数和(自身を除く): 18173440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 4019, 8038, 16076, 20095, 32152, 40190, 64304, 76361, 80380, 128608, 152722, 160760, 305444, 321520, 381805, 610888, 643040, 763610, 1221776, 1527220, 2443552, 3054440, 6108880, 12217760]

約数ペア:

[(1, 12217760), (2, 6108880), (4, 3054440), (5, 2443552), (8, 1527220), (10, 1221776), (16, 763610), (19, 643040), (20, 610888), (32, 381805), (38, 321520), (40, 305444), (76, 160760), (80, 152722), (95, 128608), (152, 80380), (160, 76361), (190, 64304), (304, 40190), (380, 32152), (608, 20095), (760, 16076), (1520, 8038), (3040, 4019)]