2085460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:652

約数の個数: 36

約数和(自身を含む): 4749948

約数和(自身を除く): 2664488

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 617, 676, 845, 1234, 1690, 2468, 3085, 3380, 6170, 8021, 12340, 16042, 32084, 40105, 80210, 104273, 160420, 208546, 417092, 521365, 1042730, 2085460]

約数ペア:

[(1, 2085460), (2, 1042730), (4, 521365), (5, 417092), (10, 208546), (13, 160420), (20, 104273), (26, 80210), (52, 40105), (65, 32084), (130, 16042), (169, 12340), (260, 8021), (338, 6170), (617, 3380), (676, 3085), (845, 2468), (1234, 1690)]