38667980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148723}}^1$

素因数の和:148745

約数の個数: 24

約数和(自身を含む): 87449712

約数和(自身を除く): 48781732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 148723, 297446, 594892, 743615, 1487230, 1933399, 2974460, 3866798, 7733596, 9666995, 19333990, 38667980]

約数ペア:

[(1, 38667980), (2, 19333990), (4, 9666995), (5, 7733596), (10, 3866798), (13, 2974460), (20, 1933399), (26, 1487230), (52, 743615), (65, 594892), (130, 297446), (260, 148723)]