130267760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{232621}}^1$

素因数の和:232641

約数の個数: 40

約数和(自身を含む): 346141536

約数和(自身を除く): 215873776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 232621, 465242, 930484, 1163105, 1628347, 1860968, 2326210, 3256694, 3721936, 4652420, 6513388, 8141735, 9304840, 13026776, 16283470, 18609680, 26053552, 32566940, 65133880, 130267760]

約数ペア:

[(1, 130267760), (2, 65133880), (4, 32566940), (5, 26053552), (7, 18609680), (8, 16283470), (10, 13026776), (14, 9304840), (16, 8141735), (20, 6513388), (28, 4652420), (35, 3721936), (40, 3256694), (56, 2326210), (70, 1860968), (80, 1628347), (112, 1163105), (140, 930484), (280, 465242), (560, 232621)]