30421280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10007}}^1$

素因数の和:10041

約数の個数: 48

約数和(自身を含む): 75660480

約数和(自身を除く): 45239200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 10007, 20014, 40028, 50035, 80056, 100070, 160112, 190133, 200140, 320224, 380266, 400280, 760532, 800560, 950665, 1521064, 1601120, 1901330, 3042128, 3802660, 6084256, 7605320, 15210640, 30421280]

約数ペア:

[(1, 30421280), (2, 15210640), (4, 7605320), (5, 6084256), (8, 3802660), (10, 3042128), (16, 1901330), (19, 1601120), (20, 1521064), (32, 950665), (38, 800560), (40, 760532), (76, 400280), (80, 380266), (95, 320224), (152, 200140), (160, 190133), (190, 160112), (304, 100070), (380, 80056), (608, 50035), (760, 40028), (1520, 20014), (3040, 10007)]