202016620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{776987}}^1$

素因数の和:777009

約数の個数: 24

約数和(自身を含む): 456868944

約数和(自身を除く): 254852324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 776987, 1553974, 3107948, 3884935, 7769870, 10100831, 15539740, 20201662, 40403324, 50504155, 101008310, 202016620]

約数ペア:

[(1, 202016620), (2, 101008310), (4, 50504155), (5, 40403324), (10, 20201662), (13, 15539740), (20, 10100831), (26, 7769870), (52, 3884935), (65, 3107948), (130, 1553974), (260, 776987)]