30421760

素因数分解:

$2^8\times 5^1\times {\mathrm{23767}}^1$

素因数の和:23788

約数の個数: 36

約数和(自身を含む): 72872688

約数和(自身を除く): 42450928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 23767, 47534, 95068, 118835, 190136, 237670, 380272, 475340, 760544, 950680, 1521088, 1901360, 3042176, 3802720, 6084352, 7605440, 15210880, 30421760]

約数ペア:

[(1, 30421760), (2, 15210880), (4, 7605440), (5, 6084352), (8, 3802720), (10, 3042176), (16, 1901360), (20, 1521088), (32, 950680), (40, 760544), (64, 475340), (80, 380272), (128, 237670), (160, 190136), (256, 118835), (320, 95068), (640, 47534), (1280, 23767)]