339749140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1\times {\mathrm{577}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 728280000

約数和(自身を除く): 388530860

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 499, 577, 590, 998, 1154, 1180, 1996, 2308, 2495, 2885, 4990, 5770, 9980, 11540, 29441, 34043, 58882, 68086, 117764, 136172, 147205, 170215, 287923, 294410, 340430, 575846, 588820, 680860, 1151692, 1439615, 2879230, 5758460, 16987457, 33974914, 67949828, 84937285, 169874570, 339749140]

約数ペア:

[(1, 339749140), (2, 169874570), (4, 84937285), (5, 67949828), (10, 33974914), (20, 16987457), (59, 5758460), (118, 2879230), (236, 1439615), (295, 1151692), (499, 680860), (577, 588820), (590, 575846), (998, 340430), (1154, 294410), (1180, 287923), (1996, 170215), (2308, 147205), (2495, 136172), (2885, 117764), (4990, 68086), (5770, 58882), (9980, 34043), (11540, 29441)]