2117960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4073}}^1$

素因数の和:4097

約数の個数: 32

約数和(自身を含む): 5133240

約数和(自身を除く): 3015280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4073, 8146, 16292, 20365, 32584, 40730, 52949, 81460, 105898, 162920, 211796, 264745, 423592, 529490, 1058980, 2117960]

約数ペア:

[(1, 2117960), (2, 1058980), (4, 529490), (5, 423592), (8, 264745), (10, 211796), (13, 162920), (20, 105898), (26, 81460), (40, 52949), (52, 40730), (65, 32584), (104, 20365), (130, 16292), (260, 8146), (520, 4073)]