20583290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22619}}^1$

素因数の和:22646

約数の個数: 32

約数和(自身を含む): 45601920

約数和(自身を除く): 25018630

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22619, 45238, 113095, 158333, 226190, 294047, 316666, 588094, 791665, 1470235, 1583330, 2058329, 2940470, 4116658, 10291645, 20583290]

約数ペア:

[(1, 20583290), (2, 10291645), (5, 4116658), (7, 2940470), (10, 2058329), (13, 1583330), (14, 1470235), (26, 791665), (35, 588094), (65, 316666), (70, 294047), (91, 226190), (130, 158333), (182, 113095), (455, 45238), (910, 22619)]