26136020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 58396800

約数和(自身を除く): 32260780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 631, 1090, 1262, 2071, 2180, 2524, 3155, 4142, 6310, 8284, 10355, 11989, 12620, 20710, 23978, 41420, 47956, 59945, 68779, 119890, 137558, 239780, 275116, 343895, 687790, 1306801, 1375580, 2613602, 5227204, 6534005, 13068010, 26136020]

約数ペア:

[(1, 26136020), (2, 13068010), (4, 6534005), (5, 5227204), (10, 2613602), (19, 1375580), (20, 1306801), (38, 687790), (76, 343895), (95, 275116), (109, 239780), (190, 137558), (218, 119890), (380, 68779), (436, 59945), (545, 47956), (631, 41420), (1090, 23978), (1262, 20710), (2071, 12620), (2180, 11989), (2524, 10355), (3155, 8284), (4142, 6310)]