2227420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{659}}^1$

素因数の和:694

約数の個数: 36

約数和(自身を含む): 5072760

約数和(自身を除く): 2845340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 659, 676, 845, 1318, 1690, 2636, 3295, 3380, 6590, 8567, 13180, 17134, 34268, 42835, 85670, 111371, 171340, 222742, 445484, 556855, 1113710, 2227420]

約数ペア:

[(1, 2227420), (2, 1113710), (4, 556855), (5, 445484), (10, 222742), (13, 171340), (20, 111371), (26, 85670), (52, 42835), (65, 34268), (130, 17134), (169, 13180), (260, 8567), (338, 6590), (659, 3380), (676, 3295), (845, 2636), (1318, 1690)]