477440

素因数分解:

$2^8\times 5^1\times {\mathrm{373}}^1$

素因数の和:394

約数の個数: 36

約数和(自身を含む): 1146684

約数和(自身を除く): 669244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 373, 640, 746, 1280, 1492, 1865, 2984, 3730, 5968, 7460, 11936, 14920, 23872, 29840, 47744, 59680, 95488, 119360, 238720, 477440]

約数ペア:

[(1, 477440), (2, 238720), (4, 119360), (5, 95488), (8, 59680), (10, 47744), (16, 29840), (20, 23872), (32, 14920), (40, 11936), (64, 7460), (80, 5968), (128, 3730), (160, 2984), (256, 1865), (320, 1492), (373, 1280), (640, 746)]