2020009628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1303}}^1\times {\mathrm{4259}}^1$

素因数の和:5586

約数の個数: 48

約数和(自身を含む): 4355151360

約数和(自身を除く): 2335141732

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1303, 2606, 4259, 5212, 8518, 9121, 16939, 17036, 18242, 29813, 33878, 36484, 55367, 59626, 67756, 110734, 118573, 119252, 221468, 237146, 387569, 474292, 775138, 1550276, 5549477, 11098954, 22197908, 38846339, 72143201, 77692678, 144286402, 155385356, 288572804, 505002407, 1010004814, 2020009628]

約数ペア:

[(1, 2020009628), (2, 1010004814), (4, 505002407), (7, 288572804), (13, 155385356), (14, 144286402), (26, 77692678), (28, 72143201), (52, 38846339), (91, 22197908), (182, 11098954), (364, 5549477), (1303, 1550276), (2606, 775138), (4259, 474292), (5212, 387569), (8518, 237146), (9121, 221468), (16939, 119252), (17036, 118573), (18242, 110734), (29813, 67756), (33878, 59626), (36484, 55367)]