202182760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388813}}^1$

素因数の和:388837

約数の個数: 32

約数和(自身を含む): 489905640

約数和(自身を除く): 287722880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388813, 777626, 1555252, 1944065, 3110504, 3888130, 5054569, 7776260, 10109138, 15552520, 20218276, 25272845, 40436552, 50545690, 101091380, 202182760]

約数ペア:

[(1, 202182760), (2, 101091380), (4, 50545690), (5, 40436552), (8, 25272845), (10, 20218276), (13, 15552520), (20, 10109138), (26, 7776260), (40, 5054569), (52, 3888130), (65, 3110504), (104, 1944065), (130, 1555252), (260, 777626), (520, 388813)]