28174910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{577}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 53684640

約数和(自身を除く): 25509730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 514, 577, 1154, 1285, 2570, 2885, 4883, 5770, 9766, 10963, 21926, 24415, 48830, 54815, 109630, 148289, 296578, 741445, 1482890, 2817491, 5634982, 14087455, 28174910]

約数ペア:

[(1, 28174910), (2, 14087455), (5, 5634982), (10, 2817491), (19, 1482890), (38, 741445), (95, 296578), (190, 148289), (257, 109630), (514, 54815), (577, 48830), (1154, 24415), (1285, 21926), (2570, 10963), (2885, 9766), (4883, 5770)]