1893669160

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{96419}}^1$

素因数の和:96921

約数の個数: 32

約数和(自身を含む): 4269477600

約数和(自身を除く): 2375808440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 96419, 192838, 385676, 482095, 771352, 964190, 1928380, 3856760, 47341729, 94683458, 189366916, 236708645, 378733832, 473417290, 946834580, 1893669160]

約数ペア:

[(1, 1893669160), (2, 946834580), (4, 473417290), (5, 378733832), (8, 236708645), (10, 189366916), (20, 94683458), (40, 47341729), (491, 3856760), (982, 1928380), (1964, 964190), (2455, 771352), (3928, 482095), (4910, 385676), (9820, 192838), (19640, 96419)]