17685460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 22618412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 271, 502, 542, 1004, 1084, 1255, 1355, 2510, 2710, 3263, 3523, 5020, 5420, 6526, 7046, 13052, 14092, 16315, 17615, 32630, 35230, 65260, 68021, 70460, 136042, 272084, 340105, 680210, 884273, 1360420, 1768546, 3537092, 4421365, 8842730, 17685460]

約数ペア:

[(1, 17685460), (2, 8842730), (4, 4421365), (5, 3537092), (10, 1768546), (13, 1360420), (20, 884273), (26, 680210), (52, 340105), (65, 272084), (130, 136042), (251, 70460), (260, 68021), (271, 65260), (502, 35230), (542, 32630), (1004, 17615), (1084, 16315), (1255, 14092), (1355, 13052), (2510, 7046), (2710, 6526), (3263, 5420), (3523, 5020)]