214328920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{412171}}^1$

素因数の和:412195

約数の個数: 32

約数和(自身を含む): 519336720

約数和(自身を除く): 305007800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 412171, 824342, 1648684, 2060855, 3297368, 4121710, 5358223, 8243420, 10716446, 16486840, 21432892, 26791115, 42865784, 53582230, 107164460, 214328920]

約数ペア:

[(1, 214328920), (2, 107164460), (4, 53582230), (5, 42865784), (8, 26791115), (10, 21432892), (13, 16486840), (20, 10716446), (26, 8243420), (40, 5358223), (52, 4121710), (65, 3297368), (104, 2060855), (130, 1648684), (260, 824342), (520, 412171)]