202775560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389953}}^1$

素因数の和:389977

約数の個数: 32

約数和(自身を含む): 491342040

約数和(自身を除く): 288566480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 389953, 779906, 1559812, 1949765, 3119624, 3899530, 5069389, 7799060, 10138778, 15598120, 20277556, 25346945, 40555112, 50693890, 101387780, 202775560]

約数ペア:

[(1, 202775560), (2, 101387780), (4, 50693890), (5, 40555112), (8, 25346945), (10, 20277556), (13, 15598120), (20, 10138778), (26, 7799060), (40, 5069389), (52, 3899530), (65, 3119624), (104, 1949765), (130, 1559812), (260, 779906), (520, 389953)]