26860880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10831}}^1$

素因数の和:10875

約数の個数: 40

約数和(自身を含む): 64472064

約数和(自身を除く): 37611184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10831, 21662, 43324, 54155, 86648, 108310, 173296, 216620, 335761, 433240, 671522, 866480, 1343044, 1678805, 2686088, 3357610, 5372176, 6715220, 13430440, 26860880]

約数ペア:

[(1, 26860880), (2, 13430440), (4, 6715220), (5, 5372176), (8, 3357610), (10, 2686088), (16, 1678805), (20, 1343044), (31, 866480), (40, 671522), (62, 433240), (80, 335761), (124, 216620), (155, 173296), (248, 108310), (310, 86648), (496, 54155), (620, 43324), (1240, 21662), (2480, 10831)]