9881720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{467}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 23292360

約数和(自身を除く): 13410640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 467, 529, 920, 934, 1058, 1868, 2116, 2335, 2645, 3736, 4232, 4670, 5290, 9340, 10580, 10741, 18680, 21160, 21482, 42964, 53705, 85928, 107410, 214820, 247043, 429640, 494086, 988172, 1235215, 1976344, 2470430, 4940860, 9881720]

約数ペア:

[(1, 9881720), (2, 4940860), (4, 2470430), (5, 1976344), (8, 1235215), (10, 988172), (20, 494086), (23, 429640), (40, 247043), (46, 214820), (92, 107410), (115, 85928), (184, 53705), (230, 42964), (460, 21482), (467, 21160), (529, 18680), (920, 10741), (934, 10580), (1058, 9340), (1868, 5290), (2116, 4670), (2335, 4232), (2645, 3736)]