30266480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4789}}^1$

素因数の和:4881

約数の個数: 40

約数和(自身を含む): 71275200

約数和(自身を除く): 41008720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4789, 6320, 9578, 19156, 23945, 38312, 47890, 76624, 95780, 191560, 378331, 383120, 756662, 1513324, 1891655, 3026648, 3783310, 6053296, 7566620, 15133240, 30266480]

約数ペア:

[(1, 30266480), (2, 15133240), (4, 7566620), (5, 6053296), (8, 3783310), (10, 3026648), (16, 1891655), (20, 1513324), (40, 756662), (79, 383120), (80, 378331), (158, 191560), (316, 95780), (395, 76624), (632, 47890), (790, 38312), (1264, 23945), (1580, 19156), (3160, 9578), (4789, 6320)]