390210688

素因数分解:

$2^7\times 7^1\times {\mathrm{435503}}^1$

素因数の和:435524

約数の個数: 32

約数和(自身を含む): 888428160

約数和(自身を除く): 498217472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 435503, 871006, 1742012, 3048521, 3484024, 6097042, 6968048, 12194084, 13936096, 24388168, 27872192, 48776336, 55744384, 97552672, 195105344, 390210688]

約数ペア:

[(1, 390210688), (2, 195105344), (4, 97552672), (7, 55744384), (8, 48776336), (14, 27872192), (16, 24388168), (28, 13936096), (32, 12194084), (56, 6968048), (64, 6097042), (112, 3484024), (128, 3048521), (224, 1742012), (448, 871006), (896, 435503)]