445020290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311203}}^1$

素因数の和:311234

約数の個数: 32

約数和(自身を含む): 941080896

約数和(自身を除く): 496060606

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 311203, 622406, 1556015, 3112030, 3423233, 4045639, 6846466, 8091278, 17116165, 20228195, 34232330, 40456390, 44502029, 89004058, 222510145, 445020290]

約数ペア:

[(1, 445020290), (2, 222510145), (5, 89004058), (10, 44502029), (11, 40456390), (13, 34232330), (22, 20228195), (26, 17116165), (55, 8091278), (65, 6846466), (110, 4045639), (130, 3423233), (143, 3112030), (286, 1556015), (715, 622406), (1430, 311203)]