1420001575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{21821}}^1$

素因数の和:21987

約数の個数: 24

約数和(自身を含む): 1867090320

約数和(自身を除く): 447088745

約数列:

[1, 5, 19, 25, 95, 137, 475, 685, 2603, 3425, 13015, 21821, 65075, 109105, 414599, 545525, 2072995, 2989477, 10364975, 14947385, 56800063, 74736925, 284000315, 1420001575]

約数ペア:

[(1, 1420001575), (5, 284000315), (19, 74736925), (25, 56800063), (95, 14947385), (137, 10364975), (475, 2989477), (685, 2072995), (2603, 545525), (3425, 414599), (13015, 109105), (21821, 65075)]