22509640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 31663160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 569, 860, 920, 989, 1138, 1720, 1978, 2276, 2845, 3956, 4552, 4945, 5690, 7912, 9890, 11380, 13087, 19780, 22760, 24467, 26174, 39560, 48934, 52348, 65435, 97868, 104696, 122335, 130870, 195736, 244670, 261740, 489340, 523480, 562741, 978680, 1125482, 2250964, 2813705, 4501928, 5627410, 11254820, 22509640]

約数ペア:

[(1, 22509640), (2, 11254820), (4, 5627410), (5, 4501928), (8, 2813705), (10, 2250964), (20, 1125482), (23, 978680), (40, 562741), (43, 523480), (46, 489340), (86, 261740), (92, 244670), (115, 195736), (172, 130870), (184, 122335), (215, 104696), (230, 97868), (344, 65435), (430, 52348), (460, 48934), (569, 39560), (860, 26174), (920, 24467), (989, 22760), (1138, 19780), (1720, 13087), (1978, 11380), (2276, 9890), (2845, 7912), (3956, 5690), (4552, 4945)]