874989910

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1\times {\mathrm{1109}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 1587690720

約数和(自身を除く): 712700810

約数列:

[1, 2, 5, 10, 257, 307, 514, 614, 1109, 1285, 1535, 2218, 2570, 3070, 5545, 11090, 78899, 157798, 285013, 340463, 394495, 570026, 680926, 788990, 1425065, 1702315, 2850130, 3404630, 87498991, 174997982, 437494955, 874989910]

約数ペア:

[(1, 874989910), (2, 437494955), (5, 174997982), (10, 87498991), (257, 3404630), (307, 2850130), (514, 1702315), (614, 1425065), (1109, 788990), (1285, 680926), (1535, 570026), (2218, 394495), (2570, 340463), (3070, 285013), (5545, 157798), (11090, 78899)]