263788460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1014571}}^1$

素因数の和:1014593

約数の個数: 24

約数和(自身を含む): 596568336

約数和(自身を除く): 332779876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1014571, 2029142, 4058284, 5072855, 10145710, 13189423, 20291420, 26378846, 52757692, 65947115, 131894230, 263788460]

約数ペア:

[(1, 263788460), (2, 131894230), (4, 65947115), (5, 52757692), (10, 26378846), (13, 20291420), (20, 13189423), (26, 10145710), (52, 5072855), (65, 4058284), (130, 2029142), (260, 1014571)]