30557440

素因数分解:

$2^8\times 5^1\times {\mathrm{23873}}^1$

素因数の和:23894

約数の個数: 36

約数和(自身を含む): 73197684

約数和(自身を除く): 42640244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 23873, 47746, 95492, 119365, 190984, 238730, 381968, 477460, 763936, 954920, 1527872, 1909840, 3055744, 3819680, 6111488, 7639360, 15278720, 30557440]

約数ペア:

[(1, 30557440), (2, 15278720), (4, 7639360), (5, 6111488), (8, 3819680), (10, 3055744), (16, 1909840), (20, 1527872), (32, 954920), (40, 763936), (64, 477460), (80, 381968), (128, 238730), (160, 190984), (256, 119365), (320, 95492), (640, 47746), (1280, 23873)]